Standard Deviation and Range Quiz

What should you do before continuing with the video tutorial?

• Watch the entire video without pausing.

• Pause and think about the problem for a minute or more.

• Skip to the end of the video.

• Ask a friend for the answer.

How is the range of a data set calculated?

• By multiplying the smallest and largest values.

• By dividing the largest value by the smallest value.

• By subtracting the smallest value from the largest value.

• By adding the smallest and largest values.

What is the range of the first data set?

• 112

• 88

• 56

• 32

What is the mean of the first data set?

• 76

• 80

• 72

• 68

Why is the standard deviation of the first set considered low?

• Because the mean is very high.

• Because there are many values close to the mean.

• Because the values are all different.

• Because the range is very large.