1.Which example would be likely to give a valid conclusion? A. In a data set of 20 data points, the mean and median are different and there is no mode.

B. Sarah asks the girls on her soccer team what their favorite sport is.

C. Ten students from each class are randomly sampled to find the favorite subject at school.

D. Five people are randomly sampled and asked about their eye col

2.How many people were in the survey shown in the frequency table?

Age Tallies Frequency

A.9 ll 2

B.10 l 10

C.11 l lll 8

D.12 l ll 7

3. What is wrong with the frequency table?

Height (inches) Tallies Frequency

A.54 lll 3

B.55 l lll 7

C.56 l 5

D.57 ll 2

4.What is the median of the data set? 5.What is the mean of the data?