Statistics and Probability Review

Front

What is the probability of NOT choosing a red marble from a bag containing 4 red, 7 blue, and 5 green marbles?

Back

3/4

Front

What does 'mean' mean in statistics?

Back

average

Front

What is the shape of the data if it is negatively skewed?

Back

The tail on the left side of the distribution is longer than the right side.

Front

How many people have two or less books in their desk if the answer is 5?

Back

5

Front

What is the meaning of 'median' in statistics?

Back

middle

Front

What is the total number of marbles in the bag?

Back

16 (4 red + 7 blue + 5 green)

Front

What is the probability of choosing a blue marble from the bag?

Back

7/16

Front

What does 'mode' mean in statistics?

Back

The value that appears most frequently in a data set.

Front

What is the definition of 'range' in statistics?

Back

The difference between the highest and lowest values in a data set.

Front

What does 'skewed' mean in relation to data distribution?

Back

A distribution that is not symmetrical and has a tail on one side.