Data

The number that appears in the set of data the most is called the

• mean

• mode

• median

• range

Dr. Dre is a dentist. He needs to report on the average number of cavities that his patients have.
1,0,1,5,6,3,4

• 3.33

• 2.85

• 3

• 3.5

At Donald's Donuts the number of donut holes in a bag can vary. Help Donald find the mode.
12,10,10,10,13,12,11,13,10

• 13

• 12

• 11

• 10

Find the mean of these numbers:
5,11,2,12,4,2

• 4.1

• 6

• 4.5

• 4

A histogram displays the scores of students on a math test. If the mode of the scores is in the interval 70-79 and this interval has the highest frequency, what is a possible number of students scoring in this range if the total number of students is 200?

• 50

• 40

• 30

• 60

The mean of the following data set: 4, 8, 6, 5, 9 is:

• 6

• 6.4

• 5.5

• 7

The median of the data set 3, 7, 9, 6, and 12 is:

• 7

• 6

• 9

• 8

The median of the data set {12, 5, 7, 19, 12, 20} after arranging in ascending order is:

• 11.5

• 12

• 12.5

• 13

A graph shows the number of hours spent studying on the x-axis and the test scores on the y-axis. If the graph shows a line that slopes upwards as it moves from left to right, what does this indicate?

• As study time decreases, test scores increase.

• As study time increases, test scores decrease.

• As study time increases, test scores increase.

• There is no relationship between study time and test scores.

The bar graph shows the number of books sold by a bookstore in each month of the year. If the highest bar reaches 500 books in July, what could be a possible number of books sold in June if it is known that June's sales were 20% less than July's?

• 400 books

• 380 books

• 350 books

• 300 books