Basic Statistics Review

What is the median?

• 62

• 58

• 66

• 60

What is the range of the data shown?

• 85

• 90

• 80

• 70

What is the median for this list: 3, 9, 17, 11, 17, 3, 1

• 9

• 17 and 3

• 8.71

• 16

What is the mean for the dot plot?

• 35

• 30

• 70

• 85

The data from how many students was recorded on this histogram?

• 43

• 4

• 60

• 15

Find the median of that data on this frequency table.

• 20

• 45

• 30

• 18

What 3 values could be entered for Wednesday, Thursday, Friday to give you a MEAN of 7?

• 9,6,9

• 2,3,5

• Any 3 numbers that add up to 20.

• All sevens

What is the mode for this data set?

• 3

• 7

• 7.5

• 9

What is the mean of this data set?

• 43

• 46

• 567

• 63

If there is an outlier in your data (a point very far from the other data, or a very long whisker), what is the best measure of center to use and why?

• Median is best because the outlier skews the data.

• Mean is best because the outlier doesn't skew the data.

• Mode is always the best measure of center because it shows the most.