Westin performed an experiment in which he randomly pulled a marble from a bag, recorded its color, put it back, and then repeated. He did this 36 times, and 9 of those times he pulled a purple marble.

Which bags of marbles are good models for this experiment?

Select two that apply.

A ) 4 purple, 5 blue, 2 green, 1 red

B ) 4 purple, 5 blue, 2 green, 1 red

C ) 9 purple, 9 red, 9 green

D ) 9 purple, 9 red, 9 green

E ) 1 purple, 1 blue, 1 green, 1 red

F ) 1 purple, 1 blue, 1 green, 1 red

G ) 4 purple, 4 blue, 4 yellow, 4 orange

Answers

Answer 1

Answer:

Step-by-step explanation:

Based on the experiment, 9 times he pulled a purple marble out of the 36 trials.

That means he has a 1/4 probability of pulling a purple marble

This means that the purple marble ideally makes up one-quarter of the total marble in the bag.

Choice G and F satisfy the condition as stated above.

Hope that helps!

Answer 2
G) 4 purple, 4 blue, 4 yellow, 4 orange

Related Questions

HELP, I WILL GIVE BRAINLIEST!!!!! (ignore my writing)​

Answers

Sorry if some things aren’t rounded correctly :)

Answer:

I just did that in class this morning are we in the same school???

Step-by-step explanation:

Look up the question on your page and look for (i think it is this) What do you get when you... answer key pdf and add your first question on there and boom there you have it :)

What is the measure of ∠x , in degrees, in the figure shown?

Answers

Answer:

113

Step-by-step explanation:

180-22-45=113 umm just subtract

The measure of ∠x is 67 degrees.

What is Triangle?

A triangle is a three-sided polygon that consists of three edges and three vertices.

By angle sum property we find the measure  of ∠x

We have to find the adjacent angle of x to find value of x

22+45+X=180

67+X=180

Subtract 67 from both sides

X=180-67

X=113

We know that sum of adjacent angles is 180 degrees.

X+x=180

x=180-113

x= 67 degrees.

Hence,  the measure of ∠x is 67 degrees.

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please help asap!!!!!

Answers

I think its this one

D.
The open circle means it doesn’t include that number.

Domain is the x axis, -7 up to and including 2.
Range is the y axis from -5 to +7

The farmer harvested 4,000 bushels of grain from 40 acres. The crop produced an average of how many bushels of grain for each acre.


The answer is 100, but I'm confused about how they got that answer.

Answers

Answer:

100

Step-by-step explanation:

Average = Total sum of all numbers/number of items in a set

Average= 4,000/40 = 100

The answer is 100

Hope this explains :)

Have a nice day!

Answer: The answer is 100 because

Step-by-step explanation: If you do 40 x 100, you will get 4000. so use division first so 4000/ 40 or just multiply, 40x 100.

help me with these questions

Answers

Answer:

A, B, False False True, D

Step-by-step explanation:

Question 1) A

Since the graph's gradient was the lowest from points D-E then that is the answer

Question 2) B

Question 3) F, F, T

Question 4) D

Paula’s entire family came to her birthday party. There were 17 people there. Paula’s parents bought enough mini-sandwiches for each person to have 6. How many mini-sandwiches did they order? Use a different multiplication strategies in each of the short answer questions. Show your work.

Answers

Answer:

102

Step-by-step explanation:

Paula's parents bought 102 mini-sandwiches. When I multiplied 17 by 6, I got 102. To check my answer, I divided 102 by 6 and got 17.

17x6=102

102/6=17

Hope this helps:)

PLEASE MARK ME AS BRAINLIEST

*PLEASE HELP* *SPAM = REPORT* *100 POINTS* *ONLY ANSWER IF YOU ARE SURE PLEASE!
The scatter plot below shows the relationship between the age of a house and the number of days it takes for the house to be sold after being listed for sale.
The equation y = 0.95x + 17.56 describes the line of best fit for the scatter plot. Based on the equation, which value is most likely the number of days it takes for a 60-year-old house to be sold after being listed for sale?
A. 45
B. 70
C. 75
D. 83

Answers

Put 60 as x and get no of days .

y=0.95x+17.56y=0.95(60)+17.56y=57+17.56y=74.56y=75days

Option C

Answer:

C. 75

Step-by-step explanation:

The scatter plot shows a positive correlation since the y-value increases as the x-value increases.

Given equation of the line of best fit:

y = 0.95x + 17.56

To estimate the number of days it takes for a 60-year-old house to be sold, input x = 60 into the given equation:

⇒ y = 0.95(60) + 17.56

⇒ y = 57 + 17.56

⇒ y = 74.56

⇒ y = 75 (nearest whole day)

Therefore, according to the line of best fit, an estimate of the number of days it will take for a 60-year-old house to be sold is 75 days.

Extrapolation

For this problem, we have used the line of best fit (regression line) to predict a value of that is outside the range of the original data. When using values of x outside the range to predict corresponding values of y, this is called extrapolation.  These predictions can be unreliable because there is no evidence that the relationship described by the regression line is true for all values of x.  Therefore, caution should be applied in these cases.

Quick please. 20 PTS

Blair worked for 4 2/5 hours and earned $36.30.

How much would she earn if she worked for 5 4/5 hours?

Enter your answer in the box.

$

Answers

She would make $44.05 in five hours

What is 0.333.../0.8333...? Express your answer as a common fraction in lowest terms.

Answers

Answer:

0.333 as a Fraction

What is 0.333 in fraction form? - 333/1000 is the fraction form of 0.333. 0.333 as a Fraction in simplest form to convert 0.333 to a fraction and simplify to the lowest form.

What is 0.333 as a fraction?

Decimal Number:

0.333

What is 0.333 in Fraction Form?

0.333 in fraction form is 333/1000. See below on how to convert 0.333 as a simplified fraction step by step.

How to Convert 0.333 to a Fraction

Result:

333/1000

333/1000 would be the answer for it

Choose the function/equation that best represents the graph below.

1. y = x + 6

2. y = -x + 6

3. y = -2x

4. y = -2x + 6

Answers

The answer is 2 because on the graph the line descends by 1 creating the “slope” which is your x value. then the y intercept means that the line always goes through y and where it meets which is 6. think to it as y=mx+b m is your slope with x plus the crossing point on the y intercept

Answer:the answer is the 4th equation

Step-by-step explanation:

The y-intercept is 6 so that creates the +6

the line show is descending 2 for every one it moves forward making -2/1 (y/x)

this means the line is y = -2x+6

the area of the simpsons new house is 150% of the area of the old house. Write this percentage as a fraction and as a decimal

Answers

3/2 or 150/100 and 1.5

150% can be written as a decimal as 1.5

150% can be written as a fraction of 3/2.

What is a percentage?

The percentage is calculated by dividing the required value by the total value and multiplying by 100.

Example:

Required percentage value = a

total value = b

Percentage = a/b x 100

Example:

50% = 50/100 = 1/2

25% = 25/100 = 1/4

20% = 20/100 = 1/5

10% = 10/100 = 1/10

We have,

150%

This can be written as:

Fraction:

= 150%

= 150/100

= 15/10

= 3/2

Decimal:

= 150%

= 150/100

= 15/10

= 1.5

Thus,

150% = 3/2

150% = 1.5

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What is the measure of angle B in the triangle?



Enter your answer in the box.

m∠B=
°__



A triangle labeled ABC with angle A as one hundred twenty degrees, angle B as X degrees and angle C as parenthesis X plus sixteen parenthesis degrees

Answers

Answer:

m∠B=22°

Step-by-step explanation:

All angles in a triangle add up to 180 degrees

Knowing this, we now understand:

∠A+∠B+∠C=180°

Let's substitute!

(120)+(x+16)+(x)=180

120+x+16+x=180

136+2x=180

2x=44

x=22°

Let's check to make sure!

Substitute:

120+(22)+16+(22)=180

180=180

Hope this helps! :D

Good luck on your assignment :)

A square has a perimeter of 8yd . What is the length of each side?

Answers

The length of each side would be 2

A composite figure is made up of several simple geometric figures such as triangles, rectangles, squares, circles, and semicircles. To find the area of a composite figure, separate the figure into simpler shapes whose area can be found. Then add the areas together. What's the area?

Answers

Answer:

A picture is needed to answer this...

Step-by-step explanation:

help me i need a a 80

Answers

Answer:

Answer is 42n - 24

Step-by-step explanation:

6×7n = 42n

+6×(-4)=-24

42n-24

Answer:

42n-24

Step-by-step explanation:

multiply the parentheses by 6.

6×7n=42n

6×(-4)= -24

answer -> 42n-24

Write an equation to represent the relationship between total cost, c, and the number of days renting a snowboard, d.

Answers

Answer:

c=40d+20

Step-by-step explanation:

It's the y=mx+b form. let y be the total cost. let m be how much for each day. let x be amount of days. and let b be the initial price.

branliest! please help

Answers

Answer:

1. B

2. A

3. C

4. D

Step-by-step explanation:

Hope this helps.

Please help! Thanks alot!

Answers

Answer:

PLEASE GIVE BRAINLIEST.

Step-by-step explanation:

x + 17 = y

Answer:

y=x+17

Step-by-step explanation:

5+17=22

10+17=27

15+17=32

20+17=37

Hope this answers your question.

(If this is good enough, please give brainliest. If it is not good enough, I will understand).

Pls help me! Thanks a lot

Answers

Answer:

Please Give BRAINLIEST!

Step-by-step explanation:

Quadrant 4, from x - axis go right 2 units

Quadrant 4 from x - axis go down 3 units.

THIS IS THE ANSWER PLS RATE 5 STAR

Choose the correct inequality.



The library is having a party for any student who read at least 25 books over the summer. Priya read x books and was invited to the party.



copied for free from openupresources.org


Select one:
x < 25
x > 25
x ≤ 25
x ≥ 25

Answers

Answer:

the answer is the fourth one

Step-by-step explanation:

Priya was invited to the party meaning she read 25 or more books

≥ - greater than or equal to

The correct inequality that represents Priya's number of books is x ≥ 25

How to determine the inequality?

From the question, we understand that:

Only those who read at least 25 books are invited

At least in inequality means "greater than or equal to"

This means that students who read the number of books greater than or equal to 25 were invited

Priya's number of books is x

Hence, the correct inequality that represents Priya's number of books is x ≥ 25

Read more about inequality at:

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Mr. Hart owns a model train store. He uses magnets from the gadget factory for that train tracks.

Part A:

The table shows the relationship between the number of train tracks, t and that number of magnets needed, m.

Complete the table for the number of magnets needed m. Then write and equation that models this relationship

____t_____|_____m____

____1_____|_____5_____

____2_____|_____8_____

____3_____|_____?_____

____4_____|_____?_____

Equation: ?

Answers

Answer:

Solution:

The selling price of washing machine = Rs. 13500

Loss percent = 20%

Let the cost price of the washing machine be Rs. x.

Loss = Loss% of C.P.

\Rightarrow⇒ Loss = 20% of Rs. x=\frac{20}{100}\times x=\frac{x}{5}x=

100

20

×x=

5

x

Therefore, S.P. = C.P. - Loss

\Rightarrow\ 13500=x-\frac{x}{5}\Rightarrow13500=\frac{4x}{5}⇒ 13500=x−

5

x

⇒13500=

5

4x

\Rightarrow\ x=\ \frac{13500\times5}{4}=\ Rs.\ 16,875⇒ x=

4

13500×5

= Rs. 16,875

Hence, the cost price of washing machine is Rs. 16,875.

Step-by-step explanation:

What is the surface area of 2,7 and 9

Answers

The surface area is equal to the sum of the areas of each side. So 190

what is 6 * (4x * 39) equal?

Answers

I am answering not for help, but to give that person there brainly they deserve.

Answer the question below. (30 pts.)

Answers

Answer:

Step-by-step explanation:

Please, share all given info.  What is the surface area of the given prism?

Let's call it A.  Then, looking at a cube, we see that there are 6 identical square faces of area (A/6).  The area of each face is therefore F = √(A/6).  The edge length is the square root of this F:

edge length = √ (√(A/6) ).  Alternatively, edge length = (A/6)^(1/4)

Darrin tosses a quarter and a penny 20 times. He gets heads on both coins twice. Compare the theoretical probability of getting heads on both coins with Darrin’s experimental probability of getting heads on both coins. Why might the probabilities differ?

Answers

Answer:

The theoretical probability is that it will be Heads Heads 25% of the time. However, the experimental probability is 10%.

Step-by-step explanation:

The main difference between experimental and theoretical probability is that experimental probability is based on the actual results of an experiment. In contrast, the theoretical probability is based on possible outcomes based on assumptions.

Answer:

4

Step-by-step explanation:

Point J(4,5) reflects over the y-axis and then is translated (x-3,y+4). What is J'?

Answers

Answer: mirror image or reflection with respect to x- axis will be 4,-5.

Step-by-step explanation: did this

Joanne cannot decide which of two washing machines to buy. The selling price of each is ​$520. The first is marked down by 50​%. The second is marked down by 20​% with an additional 30​% off. Find the sale price of each washing machine. Use pencil and paper. Explain why Joanne should buy the first washing machine rather than the second if the machines are the same except for the selling price. Question content area bottom Part 1 The sale price of the first washing machine is ​$enter your response here . ​(Round to the nearest dollar as​ needed.)

Answers

Answer:

The first washing machine is 50% off- so it'd be $260 for the final price

The second washing machine was marked down by 20%, so it'd be 416. But then it was marked down another 30% so the final price would be $291

Since the first washing machine was just 50% of $520, it's a better deal rather than 20% of $520, then 30% of $416

I hope my answer was clear enough!

Can someone help me? lol..

Answers

I say 10 ounce is left sorry if I’m wrong
I believe there is 10 ounces left. 1/10 of the box would be equivalent to 2 ounces (1/10 is equivalent to 2/20) and 2/5 would be equivalent to 8 ounces (2/5 is equivalent to 8/20) meaning that 10 ounces of the box were eaten.

please answer this thx

Answers

Independent is the rental fee in dollars, and dependent is the total cost of dollars. Correct me if im wrong.

One number was divided by 2, followed by this quotient being multiplied by 4. next, the product was added to 9. the total sum was 25, so what was the first divisor?
please show work and answer

Answers

Answer:

Step-by-step explanation:

First, turn the word problem into an equation:

n(a number) was divided by 2

[tex]\frac{n}{2}[/tex]

followed by this quotient beying multiplied by 4

[tex]\frac{n}{2}[/tex]*4

the product was added to 9

[tex]\frac{n}{2}[/tex]*4+9

the total sum was 25

[tex]\frac{n}{2}[/tex]*4+9 = 25

use PEMDAS to solve the equation

subtract 9 on both sides

[tex]\frac{n}{2}[/tex]*4 = 16

cancel the 2 and the 4 using factorization

n*2 = 16

divide 2 on both sides

n = 8

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