Statistics grade 6

Statistical questions must

• have more than one answer

• has only one answer

The measures of variation are

• mean and range

• mean and median

• IQR and range

The measures of variation are

• mean and range

• mean and median

• IQR and range

This data is skewed right and is asymmetrical

• false

• true

The best measure of center when data is evenly spread is

• mean

• median

• mode

• IQR

The best measure of center when data has an outlier is

• mean

• median

• mode

• IQR

This box plot has all points labeled correctly.

• true

• false

What is the IQR shown in the box plot?

• 4

• 5

• 6

• 7

Calculate the five number summary.

• LE = 70, UE = 100, Median = 85, 3rd quartile = 97, 1st quartile = 77.5

• LE = 68, UE = 98, Median = 85, 3rd quartile = 96, 1st quartile = 80

• LE = 70, UE = 100, Median = 75, 3rd quartile = 98, 1st quartile = 80

• LE = 70, UE = 100, Median = 85, 3rd quartile = 96, 1st quartile = 80

The graph shows a positive correlation

• true

• false