Summarize Data Distribution

The ____ can be found by adding all the numbers in a data set and dividing by the number of numbers in the data set.

The mean of the data in the dot plot is?

The median of the data in the dot plot is _____.

Most data points are clustered, or grouped, between ​ (a)   .

• 6 and 8

• 0 and 9

• 1 and 5

• 3 and 9

• 5 and 9

Which statement is true?

• The freshman class has LESSER MEAN number of cans donated than the sophomore class.

• The freshman class has THE SAME MEDIAN number of cans donated than the sophomore class.

• The freshman class has GREATER MEAN number of cans donated than the sophomore class.

• The freshman class has GREATER MEDIAN number of cans donated than the sophomore class.

Answer explanation

The "MIDDLE" for the freshman class is further to the left, so the freshman MEDIAN IS LESS than the sophomore median.

A coach compared the heights of the players on two different teams. The data set is shown in the table below. Based on these data, which statement is true?

• The mean height of the players on Team B is greater than the mean height of the players on Team A.

• The mean height of the players on Team A is greater than the height of the players on Team B.

• The median height of the players on Team B is greater than the median height of the players on Team A.

• The median height of the players on Team A is greater than the median height of the players on Team B.

What is the Mode of this data?

• 1

• 9

• 10

• 4

Which statement about this data is true?

• The data is symmetrical.

• The data is not symmetrical.

• The data is clustered between 0 and 6.

• The mean and MAD would be most appropriate for this data.

• The middle half of the data is located between 7 and 19 students

• The IQR is 6

• The maximum value is 21

• The IQR is 12

What value is the lower quartile?

• 66

• 58

• 60

• 64