Pre-Ap Probability and Statistics

What is the probability that Bill will get the next arrow in the inner OR outer ring?

• 0.297

• 0.423

• 0.720

• 0.126

A random sample of 50 women was surveyed to find their favorite sport. Of the women surveyed, 15 chose basketball, 10 chose baseball, and 25 chose football. How many of the 720 women would choose basketball as their favorite sport?

Select the math work that will help you solve. Copy on your paper.

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Tags

CCSS.7.RP.A.3

There are 900 students in your school. You ask 150 randomly chosen students how much time they spend doing homework on a typical day. The results are shown. Predict the number of students in your school who, on a typical day, spend an hour? (Show your math work. Use #13 as your guide)

• 36

• 54

• 324

• 2500

The test scores of two students are shown. Solve for the mean, median, and mode of Student B.

(Use your math work for Student A as your guide)

• I completed the math work on my paper. They are labeled completely.

• I did not show my math work on my paper.

The test scores of two students are shown. Based on your computations, which student is performing better? Which statistical measure supports your choice? Select ALL correct answers.

• Student A

• Student B

• Mean

• Median

• Mode

The manager recorded the numbers of bags of potatoes sold at each of two stores over the last month. The box-and-whisker plot shows the summary of the data. Based on the median, which store is selling more potatoes? (Write the median of each store on your paper)

• Store S

• Store V

• The medians of the 2 stores are equal.

Which store has a more varied data? (Show the needed math work) Range = Highest Value − Lowest Value Interquartile Range = Quartile 3 − Quartile 1

• Store V, based on RANGE

• Store S, based on INTERQUARTILE RANGE

• Both stores have equally varied data, based on RANGE

• Both stores have equally varied data, based on INTERQUARTILE RANGE

Which math work is helpful to solve for the MEDIAN of the scores of Student A?

Copy the correct math work and answer on your paper.

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What is the probability of getting HEADS when TOSSING A COIN?

• 25%

• 50%

• 100%

• 0%

What is the probability of getting an EVEN NUMBER when ROLLING A DIE?

• 25%

• 50%

• 100%

• 0%