50 POINTS AND BRANLIEST
What is the median value of the data set shown on the line plot?

50 POINTS AND BRANLIESTWhat Is The Median Value Of The Data Set Shown On The Line Plot?

Answers

Answer 1

Solution:

Step-1: Find the data.

70's: 180's: 190's: 2100's: 3110's: 4120's: 4130's: 2140's: 1

Data obtained (Smallest to biggest):

70, 80, 90, 90, 100, 100, 100, 110, 110, 110, 110, 120, 120, 120, 120, 130, 130, 140

Step-2: Count the number of digits.

18 digits in data

Step-3: Use the formula "Total digits/2".

18/2 = 9th digit

The 9th digit in the data is the median.

Step-4: Revise the data.

70, 80, 90, 90, 100, 100, 100, 110, 110, 110, 110, 120, 120, 120, 120, 130, 130, 140

The median value of the line plot is 110.

Answer 2

Answer:

[tex]110 = \text{median}[/tex]

Step-by-step explanation:

We can see that there are:

[tex]\rightarrow \ \ \text{1 "x" on 70} \ \ \ \rightarrow \ \ 70}[/tex]

[tex]\rightarrow \ \ \text{1 "x" on 80} \ \ \ \rightarrow \ \ 80}[/tex]

[tex]\rightarrow \ \ \text{2 "x" on 90} \ \ \ \rightarrow \ \ 90,\ 90}[/tex]

[tex]\rightarrow \ \ \text{3 "x" on 100} \ \ \rightarrow \ \ 100,\ 100, \ 100}[/tex]

[tex]\rightarrow \ \ \text{4 "x" on 110} \ \ \rightarrow \ \ 110,\ 110, \ 110, \ 110}[/tex]

[tex]\rightarrow \ \ \text{4 "x" on 120} \ \ \rightarrow \ \ 120,\ 120, \ 120, \ 120}[/tex]

[tex]\rightarrow \ \ \text{2 "x" on 130} \ \ \rightarrow \ \ 130,\ 130[/tex]

[tex]\rightarrow \ \ \text{1 "x" on 140} \ \ \rightarrow \ \ 140[/tex]

Now, let's put the values in descending form (Greatest --- Smallest). Start from the bottom and go to the top.

[tex]\rightarrow140, 130, 130, 120, 120, 120, 120, 110, 110, 110, 110, 100, 100, 100, 90, 90, 80, 70[/tex]

To find the median of the line plot, we need to check how many numbers are in total. Then, use the correct formula to find out which digit is the median. Lastly, use the "descending" data to find the median.

[tex]\rightarrow 1 + 1 + 2 + 3 + 4 + 4 + 2 + 1[/tex]

[tex]\rightarrow 7 + 11[/tex]

[tex]\rightarrow 18 \ \text{digits}[/tex]

Since 18 is an even number, the correct formula to use is [tex]\frac{n}{2}[/tex], where n is the total digits in the line plot.

[tex]\rightarrow \dfrac{n}{2}[/tex]

[tex]\rightarrow \dfrac{18}{2} = 9^{\text{th}}[/tex]

Now, let's take a look at our "descending" data to see which is the median. Remember, the ninth digit is the median.

[tex]140, 130, 130, 120, 120, 120, 120, 110, \boxed{\bold{110}}, 110, 110, 100, 100, 100, 90, 90, 80, 70\\[/tex]

Thus, 110 is the median.


Related Questions


HELP IT IS DUE IN 20 MIN

Answers

40% or 0.40
I hope this helps

7
DOK 2
Convert the logarithm below to exponential form. Show your work. (A [3-4]) *
(2 Points)
log, 125 = x

Answers

Answer:

125 = [tex]5^{x}[/tex]

Step-by-step explanation:

using the rule of logarithms

[tex]log_{b}[/tex] x = n , then x = [tex]b^{n}[/tex]

given

[tex]log_{5}[/tex] 125 = x , then

125 = [tex]5^{x}[/tex] ← in exponential form

note 125 = 5³ , then

5³ = [tex]5^{x}[/tex] ⇒ x = 3

A cone has a height of 13 millimeters. Its base has a radius of 4
millimeters. Find its volume, in cubic millimeters, to the nearest tenth.
Use 3.14 or the calculator value for pi.

Answers

Answer:

Step-by-step explanation:radius r = 4 m

height h = 13 m

slant height s = 13.6014705 m

volume V = 217.817091 m3

lateral surface area L = 170.921119 m2

base surface area B = 50.2654825 m2

total surface area A = 221.186602 m2

A new craft store, Crazy Crafts, announced its grand opening. On the first day, there were 75 customers. The manager had expected that 45 customers would come. What is the percent error for the manager's estimate?

Answers

The percent error for the manager's estimate is 66.7%

Percent error

Using this formula

Percent error=First day number of customers-Expected  customers/Expected customers×100

Let plug in the formula

Percent error=75 customers-45 customers/45 customers×100

Percent error=30 customers/45 customers×100

Percent error=66.66%

Percent error=66.7(Approximately)

Inconclusion  the percent error for the manager's estimate is 66.7%.

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pls help asap i need this done

Answers

Answer:

10,293

Step-by-step explanation:

the answer is 10,293





find the values of P for which the quadratic equation 4x²+px+3=0?​

Answers

Correct Questions :-

Find the values of P for which the quadratic equation 4x²+px+3=0 , provided that roots are equal or discriminant is zero .

Solution:-

Let us Consider a quadratic equation αx² + βx + c = 0, then nature of roots of quadratic equation depends upon Discriminant (D) of the quadratic equation.

For equal roots

D = 0

[tex]\quad\green{ \underline { \boxed{ \sf{Discriminant, D = β² - 4αc}}}} [/tex]

So,

[tex]\sf{ β² - 4αc = 0}[/tex]

Here,

α = 4β = pc = 3

Now,

[tex]\begin{gathered}\implies\quad \sf p²- 4 \times 4 \times 3 =0 \end{gathered} [/tex]

[tex]\begin{gathered}\implies\quad \sf p²- 48 =0 \end{gathered} [/tex]

[tex]\begin{gathered}\implies\quad \sf p²=48\end{gathered} [/tex]

[tex]\begin{gathered}\implies\quad \sf p=±\sqrt{48}\end{gathered} [/tex]

[tex]\begin{gathered}\implies\quad \sf p=±\sqrt{2 \times 2 \times 2 \times 2 \times 3} \end{gathered}[/tex]

[tex]\begin{gathered}\implies\quad \sf p=± 2\times 2\sqrt{ 3 }\end{gathered} [/tex]

[tex]\begin{gathered}\implies\quad \boxed{\sf{p=±4\sqrt{ 3 }}}\end{gathered} [/tex]

Thus, the values of P for which the quadratic equation 4x²+px+3=0 are-

4√3 and -4√3.

help pls!
Find the indicated conditional probability
using the following two-way table:
Grade
Drive to school Take the bus
Walk
2
25
Sophomore
3
Junior
13
2
N
2
Senior
25
5
5
P( Take the bus | Junior) = [?]
Round to the nearest hundredth.

Answers

Answer:  0.57

===================================================

Explanation:

The notation

P( Take the bus | Junior)

is the same as writing

P( Take the bus given Junior)

I replaced the vertical bar with the word "given".

Since we're given that the person is a Junior, this means we only focus on the Juniors. There are 13+20+2 = 35 Juniors and 20 of them take the bus.

20/35 = 0.5714 approximately which rounds to 0.57

This says about 57% of the Juniors take the bus.

The probability of P(take the bus/Juniors)  is 0.57 or in percentage is 57%.

What is Probability?

It is a branch of mathematics that deals with the occurrence of a random event.

We have to find the probability of who take the bus and they are juniors

P(take the bus/Juniors)

From the table, let us find the total number of juniors

Among juniors 13 students drive to school, 20 takes the bus and 2 come by walk

Total Juniors = 13+20+2

=35

P(take the bus/Juniors) = 20/35

Divide twenty by thirty five

=0.57

Hence, the probability of P(take the bus/Juniors)  is 0.57 or 57%.

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The original price, p, of a single scoop of ice cream has increased by 6.5%.
The new price can be represented as 1.065p.
Which expression is also equivalent to the new price?
help please

Answers

Answer:

p*106.5/100

Step-by-step explanation:

10 POINTS HELP!!! a function is shown in the table:

Answers

well, let's take a look at the table

is g(x) increasing from -2 to -1? hmmm from when x = -2 g(x) = 2, then when x = -1, g(x) = -3, hold the mayo!! it went from 2 to -3, that's just going down, so, nope is not.

is itdecreasing from -1 to 0?  hmmm x = -1, g(x) = -3, as x = 0, g(x) = 2, wait a second!!! it went from -3 to 2, it really went up, so nope, is not decreasing on that interval.

is it increasing from 0 to 1?  let's see, as x = 0, g(x) = 2, as x = 1, g(x) = 17, woahhh!!, it went from 2 and rocketted to 17, yeap, it is increasing as x = 0 to x = 1.

Answer:

B

Step-by-step explanation:

Some answer this for me pls

Answers

Answer:

120 -xx +12

Step-by-step explanation:

The absolute value function multiplies its argument by -1 if and only if that argument is negative.

a)

  [tex]|x-120|=\begin{cases}-(x-120)&\text{for }(x-120) < 0\\(x-120&\text{for }(x-120)\ge0\end{cases}[/tex]

The first condition resolves to ...

  x -120 < 0   ⇒   x < 120 . . . . . matches the given condition x < -120

So, we can simplify the expression to ...

  -(x -120) = 120 -x . . . when x < -120

__

b)

  [tex]|x-(-12)|=\begin{cases}-(x+12)&\text{for }(x+12) < 0\\(x+12)&\text{for }(x+12)\ge0\end{cases}[/tex]

The second condition resolves to ...

  x+12 ≥ 0   ⇒   x ≥ -12 . . . . . matches the given condition x > -12

So, we can simplify the expression to ...

  x +12 . . . when x > -12

_____

Additional comment

You may have noticed that the function |x -120| translates the absolute value function 120 units to the right. The condition x < -120 puts the boundary at 120 unit to the left of 0, well within the area to the left of the vertex. This is illustrated by the attached graph.

What is the standard deviation of this data set? Use a calculator to help you. Round your answer to the nearest tenth. 11, 16, 22, 28, 29, 30, 31, 34, 37, 38, 43, 49, 56, 78, 99

Answers

Answer:

It goes by 5 i think so.

Step-by-step explanation:

Just arrange this in two columns first for total of summation x itself and another column for square of all the values and total both then just use the formula
Like this look just find SD

A bus takes takes 4 hours to reach its destination, travelling at a speed of 60 miles per hour. How many hours would it take to reach the same destination travelling at 80 miles per hour?

Answers

Answer:

he took 4hpurs to reach him at a destination of 60miles if he drove for additional 2hours that will be 80miles

Florida has a population of about 2 X 10'. The Earth has a population of about 8 X 109. About how many times more populated is the Earth than Florida?
Please Help!​

Answers

Answer:

852

Step-by-step explanation:

2 times 10 is 20

8 times 109 is 872

You subtract the two values, 872-20=852

If Florida has a population of about 2 X 10'. The Earth has a population of about 8 X 109. Then 852  times more populated is the Earth than Florida.

What is Equation?

Two or more expressions with an Equal sign is called as Equation.

Given that

Florida has a population of about 2 X 10'.

The Earth has a population of about 8 X 109.

We need to find  how many times more populated is the Earth than Florida.

We know that

2 times 10 is 20

and  8 times 109 is 872

To calculate how many times more populated is the Earth than Florida. we just required to subtract 872 and 20.

You subtract the two values, 872-20=852

Hence About 852 times more populated is the Earth than Florida.

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What is
4 1/4 − 2 2/4?Select the two answers that apply.

Answers

Answer:

C and D

Step-by-step explanation:

Turn these two fractions into improper fractions to make the equation easier.

4 1/4 = 17/4

2 2/4 = 10/4

17/4 - 10/4 = 7/4

7/4 = 1 3/4

Therefore, your answers would be C and D

50 POINTS!
What form is the equation
2x + 3y = 4
given in?

A. Point-Slope Form

B. Slope-Intercept Form

C. Standard Form

D. General Form

Answers

Answer:

The answer is C.Standard Form. The rest are used when graphing. Hope this helps!

Explanation:

Let's verify all options to see which is correct.

A. Point slope form:

This equation is not in point-slope form because if we compare the given equation with the formula, they both will be in different forms.

=> 2x + 3y = 4 and y - y₁ = m(x - x₁)

Henceforth, this equation is not in point-slope form.

B. Slope intercept form:

This equation is not in slope intercept form because if we compare the given equation with the formula, they both will be in different forms.

=> 2x + 3y = 4 and y = mx + b

Henceforth, this equation is not in slope intercept form.

C. Standard form:

This equation is in standard form because if we compare the given equation with the formula, they both will be in similar forms.

=> 2x + 3y = 4 and (a)x + b(y) = c

Henceforth, this equation is in standard form.

D. General form:

This equation is not in general form because if we compare the given equation with the formula, they both will be in different forms.

=> 2x + 3y = 4 and (a)x + (b)y + c = 0

Henceforth, this equation is not in slope intercept form.

Conclusion:Option C is correct.

Need the answers ASAP please

Answers

Answer:

Find the HCF of 72 and 180

if x=15 and y= x+27 what is y

Answers

Answer: 42
Explanation:
y=x+26
Y=15+27
Y=42

Answer:

y equals to 42

Step-by-step explanation:

since x=15, y will equal to 15+27

therefore, y=42

Greg has a spotify playlist. The playlist had 5 classical
songs, 7 rock songs, and 9 rap songs on it.
What is the probability that, when Greg presses shuffle,
he gets a rap song? Explain.

Answers

Answer:

3/7

Step-by-step explanation:

9 + 7 + 5 = 21

9/21 divided by 3/3

= 3/7

find x pls and explain pls

Answers

Similar triangles: The corresponding angles are equal

x = 180-(38+24) = 118°

Solve this so you get coordinates as ur answer

Answers

Answer: What topic is this again??

Answer:

[tex]\begin{bmatrix}x+5y=-4\\ 2x+10y=-8\end{bmatrix}[/tex]

First, Isolate "x" for x+5y=-4= x=-4-5y

[tex]\begin{bmatrix}2\left(-4-5y\right)+10y=-8\end{bmatrix}[/tex]

Simplify

[tex]\begin{bmatrix}-8=-8\end{bmatrix}[/tex]

Therefore, the solutions are x=-4-5y

~

Select the correct answer.
Which statement best describes the zeros of the function h(x)=(x-6)(x^2+8x+16)

Answers

Answer:

Step-by-step explanation:

h

(

x

)

=

x

2

8

x

+

16

Rewrite the equation in term of

x

and

y

.

h

(

x

)

=

x

2

8

x

+

16

Rewrite the equation in vertex form.

Tap for more steps...

y

=

(

x

4

)

2

+

0

Use the vertex form,

y

=

a

(

x

h

)

2

+

k

, to determine the values of

a

,

h

, and

k

.

a

=

1

h

=

4

k

=

0

The function has two distinct real zeros

What is the equation in slope-intercept form of the line that passes through the points (-17, -16) and (0, -13)?

Answers

Answer: [tex]y=\frac{3}{17}x-13[/tex]

Step-by-step explanation:

Find the slope of the line between (-17, -16) and (0,-13) using [tex]m=\frac{y_{2}-y_{1} }{x_{2}-x_{1} }[/tex], the change of y over the change of x

[tex]m=\frac{3}{17}[/tex]

Use the slope and a given point to substitute for [tex]x_{1}[/tex] and [tex]y_{1}[/tex] in the point-slope form [tex]y-y_{1} =m(x-x_{1} )[/tex].

[tex]y-(-16)=\frac{3}{17}(x+17)[/tex]

Solve for y and rewrite into [tex]y=mx+b[/tex]

[tex]y=\frac{3}{17}x-13[/tex]

find the value of x ​

Answers

Answer:

55°

Step-by-step explanation:

[tex]m\angle X = m\angle Z[/tex] (Opposite angles of a parallelogram)

[tex]\implies m\angle X = 70\degree[/tex]

In [tex]\triangle WXY[/tex]

WX = XY (given)

[tex]\implies m\angle XWY = m\angle XYW[/tex]

(Angles opposite to equal sides are equal)

[tex]m\angle XWY = x [/tex] (Given)

[tex]\implies m\angle XYW=x[/tex]

[tex]\implies x + x + 70\degree=180\degree[/tex]

(By angle sum postulate of a triangle)

[tex]\implies 2x =180\degree-70\degree[/tex]

[tex]\implies 2x= 110\degree[/tex]

[tex]\implies x= \frac{110\degree}{2}[/tex]

[tex]\implies\huge{\orange {\boxed{ x=55\degree}}}[/tex]

Which mapping diagram represent a function from X to Y

Answers

Answer:

choice D

a function is loosely defined as having one output for each input. in real people words, the x value can't repeat

Find the measure of the numbered angles

Answers

all are 20 degrees
180-140=40
40/2 = 20 angle 1 and 3
if both triangles are similar than 1 2 3 4 are 20 degrees.

Hello!

This is a parallelogram. It is a quadrilateral with two pairs of parallel sides. Here, the opposite angles are alternate, that is, they have togheter 180°.

Rhombus

This is a rhombus. It is a quadrilateral whose four sides all have the same length. Here, the diagonals of a rhombus intersect at equal angles.

A rhombus has opposite angles equal and the figure formed by joining the midpoints of the sides of a rhombus is a rectangle, and vice versa. It has an inscribed circle.

Good luck:)

Which number is a rational number?
13/16sqrt
9/2sqrt
49sqrt
34sqrt

Answers

Answer:

[tex]\sqrt49[/tex]

Step-by-step explanation:

Knowing that: A rational number is a number that is in the form of p/q, which  p and q are integers, and q whom is not equal to 0. Any number that can be written as a ratio (or fraction) of two integers is a rational number.49 is a rational number because it can be expressed as the quotient of two integers: 49 ÷ 1.

Hence, the answer is [tex]\sqrt 49[/tex]

`Lenvy~

Find the area of a triangle if base is 45 and height is 10

Answers

Answer:

225 units squared

Step-by-step explanation:

The area of a triangle is 1/2*base*height.

A = 1/2*b*h

base = 45

height = 10

Just plug into formula.

A = 1/2*(45)*(10) = 225

2p^-4 x 3p^2 x 2p^0
or
2p^(-4)*3p^(2)*2p^(0)

Answers

Hєяє ωє gσ ~

❖ ωнαт ωє иєє∂ тσ киσω нєяє :

↬ Multíplícαtíσn prσpєrtч σf thє tєrmѕ wíth ѕαmє вαѕє -

[tex] \qquad \sf \Rightarrow {x}^{a} \times {x}^{b} = {x}^{a + b} [/tex]

[tex]\rule{7cm}{1 mm}[/tex]

❑ Nσw lєtѕ αpplч thє prσpєrtч ín gívєn quєѕtíσn

[tex] \qquad ➫ \: \sf2p {}^{ - 4} \times 3 {p}^{2} \times 2 {p}^{0} [/tex]

[tex] \qquad ➫ \: \sf (2 \times 3 \times 2)(p {}^{ - 4} \times {p}^{2} \times 1)[/tex]

[ p⁰ = 1 ; exponent 0 on any numвєr has value 1 ]

[tex] \qquad ➫ \: \sf 12(p {}^{ - 4 + 2} )[/tex]

[tex] \qquad ➫ \: \sf 12p {}^{ - 2} [/tex]

I hσpє чσu undєrѕtσσd thє prσcєdurє, lєt mє knσw ɪf чσu hαvє αnч dσuвtѕ ~

[tex]\rule{7cm}{1 mm}[/tex]

[tex]\qquad \qquad\huge \dag \: \normalsize \sf \boxed{ \underline{ǤríʍɌεαƿєr}} \: \huge \dag[/tex]

1. Maximum is cleaning shrimp. He cleans 4 shrimp every minute. Use time in minutes as the independent quantity and the number of shrimp as the dependent quality.

A= Is the relationship proportional or non-proportional? Explain how you can determine this using a graph and the equation.
B= Identity the unit rate of this relationship. Explain what the unit rate means in terms of the situation.
C= Create a graph of the relationship.

Answers

Answer:

Step-by-step explanation:

Relationship Equation between time and shrimps cleaned : S = 4T; Relationship is inversely proportional; Unit rate of change = 4

Given : 4 Shrimps cleaned every minute.

So, Shrimps cleaned 'S' = 4 times minutes taken 'T' ; S = 4T

The relationship between variables is proportional, as the dependent variable (shrimps) is constant multiples times the independent variable (time), & their ratio remains constant.

It is directly proportional, as both variables (shrimps & time)  move in same direction. One variable increase or decrease, other variable same respectively.

Graph in this case is upward sloping curve from origin, because of  direct proportional relationship respectively.

Unit rate of change denotes constant magnitude of change in a variable with other variable. It is 4 in this case, as time increases the shrimps.

please help me find x alecks is hard

Answers

Answer:

x=48

Step-by-step explanation:

check the picture

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