Probability and Data Analysis Keystone Review

The dot plot displays how many salads were sold yesterday and their weight in ounces. How many salads with a weight of less than 9.5 ounces were sold.

• 10

• 9

• 8

• 7

How many more students solved the puzzle in 14 or more minutes than solved the puzzle in 11 or less minutes?

• 10

• 7

• 8

• 3

The dot plot displays the phone call length (min.) for students. How many students had calls greater than 4 minutes?

• 5

• 4

• 3

• 6

Which statement best represents this relationship?

• There is no relationship between the number of miles driven and the amount of gas remaining in the tank

• As the number of miles driven increases, the amount of gas remaining in the tank increases.

• As the number of miles driven increases, the amount of gas remaining in the tank decreases.

• A relationship cannot be determined from this scatter plot

• not be uniform because the probability of rolling each number is different

• be uniform because the probability of rolling each number is different

• not be uniform because the probability of rolling each number is the same

• be uniform because the probability of rolling each number is the same

• A

• B

• C

• D

In a survey, 100 middle school students were asked which social media platform they preferred. The results are shown in the table above.

What is the probability that a student prefers TikTok?

CHECK ALL THAT APPLY

• 72 out of 100

• 72%

• 0.72

• 72/100

A group of 4 friends played a certain board game 40 times. The table shows how many times each player won.

According to these results, what is the probability that any given game is won by Lisa?

In a survey, 100 middle school students were asked which social media platform they preferred. The results are shown in the table above. What is the probability that a student prefers TikTok? CHECK ALL THAT APPLY

• 72 out of 100

• 72%

• 0.72

• 72/100

A group of students were asked about playing sports and instruments. If one of these students are choosen at random, find the correct probablity.

Match the probabilities.

• 22/50

• P(plays a sport but not an instrument)

• 24/50

• P(plays both instrument and sport)

• 8/50

• P(instrument)

• 18/50

• P(doesn't play a sport)