Statistics Review

Which measure of center involves adding all the data points together and then dividing by the number of data points?

Which measure of center involves taking the largest data point and subtracting the smallest data point from it?

Which measure of center looks at the data set and points out the most repeated data point?

Which measure of center involves putting the data points in order from least to greatest and then finding the data point that is in the middle?

What measure of variation requires you to find the median then find the medians of the upper and lower halves of the data sets and subtract them?

What measure of variation requires you to find the mean, find the distance between the mean and every data point, then find the mean of those new data points?

What kind of question is this: How many seconds in an hour?

What kind of question is this: Favorite ice cream of sixth grade students?

Find the Median for this set of data.

(a)  

Find the Mode(s) for this set of data.