Statistics

Front

What is the RANGE in a data set?

Back

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

Front

Calculate the RANGE for the data set: 6, 7, 12, 8, 7, 4, 8, 8, 7

Back

8

Front

What is a controlled experiment?

Back

A controlled experiment is a study where one variable is changed while others are kept constant to test its effect.

Front

What type of study method is used when Sarah feeds fish in one tank a special diet and the other tank a regular diet?

Back

Controlled experiment

Front

What is the MODE in a data set?

Back

The MODE is the value that appears most frequently in a data set.

Front

Calculate the MODE for the data set: 20, 22, 25, 31, 42, 47, 55

Back

No mode

Front

Calculate the MODE for the data set: 6, 7, 12, 8, 7, 4, 8, 8, 7

Back

7 and 8

Front

What is a self-selected sample?

Back

A self-selected sample is a type of sampling where participants choose to be part of the study.

Front

What type of sampling method is used when a radio station asks listeners to text in their favorite music genre?

Back

Self-Selected sampling

Front

What is the difference between a population and a sample?

Back

A population includes all members of a defined group, while a sample is a subset of the population.