Probability and Statistics SBA Practice

A bag contains 9 red marbles, 3 blue marbles, 3 green marbles, and 3 yellow marbles. Determine whether each statement correctly describes the likelihood of an event. Select True or False for each statement. The probability that a yellow marble is selected is 0.

A bag contains 9 red marbles, 3 blue marbles, 3 green marbles, and 3 yellow marbles. Determine whether each statement correctly describes the likelihood of an event. Select True or False for each statement. The probability that a red marble is selected is 1.

A bag contains 9 red marbles, 3 blue marbles, 3 green marbles, and 3 yellow marbles. Determine whether each statement correctly describes the likelihood of an event. Select True or False for each statement. The probabilities of selecting a blue marble, a green marble, or a yellow marble are equal.

Thomas wants to estimate the number of students in his seventh-grade class who are interested in starting a computer club. He needs to create a random sample of students. How should Thomas collect his sample data?

Mike’s and Tim’s scores in different subjects are given in the table.

Determine if the statement is True or False.

The mean of Mike’s scores is less than the mean of Tim’s scores.

Mike’s and Tim’s scores in different subjects are given in the table.

Determine if the statement is True or False. The range of Mike’s scores is less than the range of Tim’s scores.

Mike’s and Tim’s scores in different subjects are given in the table.

Determine if the statement is True or False. The median of Mike’s scores is less than the median of Tim’s scores.

A radio station is giving away t-shirts. In the box of t-shirts there are 5 small shirts, 12 medium shirts, 24 large shirts, and 9 XL (extra-large) shirts. Each person reaches in and randomly pulls out a t-shirt.

Determine if the statement below is True or False.

Jen wears a small. It is unlikely she will get her shirt size.

A radio station is giving away t-shirts. In the box of t-shirts there are 5 small shirts, 12 medium shirts, 24 large shirts, and 9 XL (extra-large) shirts. Each person reaches in and randomly pulls out a t-shirt.

Determine if the statement below is True or False.

Dave can wear a medium or large shirt. It is likely he will get a shirt that fits him.

A radio station is giving away t-shirts. In the box of t-shirts there are 5 small shirts, 12 medium shirts, 24 large shirts, and 9 XL (extra-large) shirts. Each person reaches in and randomly pulls out a t-shirt. Determine whether each statement correctly describes the likelihood of an event based on the box of t-shirts.

The radio station gave away all the shirts in the box. About half the people who received a shirt ended up with a medium