ASSESSMENT

Anna and her brother are both 62 inches tall. Anna is in the 85th percentile for height for her age and her little brother is in the 90th percentile. Who is taller for their age?

• They're the same, both 62 inches.

• Brother, he's taller than more people

• Anna, she's taller than more people.

• You can't tell if you don't know the mean

To monitor efficiency and quality of their canned products, a quality control team opened cans of beans at random. The team found the following number of beans in the cans: 65, 74, 64, 76, 65, 68, 67, 69, 71, 56, and 70. What is the median number of beans in a can?

• 65

• 67

• 68

• 69

Which measure of position divides a data set into the lower 30% of values and upper 70% of values?

Which student performed better:

I. Student who is at the 8th decile rank

II. The student who is at the upper quartile

• I only

• II only

• Both I and II

• cannot be determined

In the data set: 2, 5, 6, 6, x, 10, 11, 11, 12. If the second quartile of the data set is x, which of the following could not be a value of x?

• 7

• 8

• 9

• 11