Statistics Mad

Which dot plot shows more variability? a or b?

• a

• b

True or false?: You subtract the mean from each data value to find the absolute deviation.

• True

• False

What is the mean of Erika's Q1 grades?

What is the mean of Erika's Q2 grades?

What is the median of Erika's Q1 grades?

What is the median of Erika's Q2 grades?

What would you need on your next test in order to have an average of 82?

Find the minimum of the data set.

Find the maximum of the data set.

Find the lower quartile of the data set.