Mean Median Mode Missing Values

Paulo got these grades in three tests: 72, 80 and 82. He had one more test to take. He wanted an average of 80 for the four tests. What mark must he get in the fourth test?

• 80

• 234

• It is not possible for him to get an 80 average

• 86

The mode score on the 6th grade math test was 94! Which of these interpretations must be correct?

• 94 was the highest score on the test.

• More students received a 94 than any other score

• No student scored below a 94

• A score of 91 was slightly below average.

A data set consists of the numbers 2, 2, 5, 6 and 15.  Which statement is true for this data?

• median > mean

• mean = mode

• mode < median

• median = mode

Find the median, mode and range: 
3, 5, 7, 9, 11, 8, 3

• median:7  mode:3  range:7

• median:6  mode:3  range:7

• median:7  mode:3  range:8

Find the mean.
90, 100, 95, 85, 60, 80

• 85

• 84

• 86

• 90

To find the mean of a set of numbers, add up all the items and divide by...

• 2

• The minimum

• The maximum

• The number of items

What is the mode?

• happening the most

• the average

• biggest - smallest

• the middle #

Find the median.
5, 15, 10, 20, 15, 10, 15

• 20

• 15

• 10

• 5

Find the mode.
5, 15, 10, 20, 15, 10, 15

• 10

• 15

• 20

• 5

The number of cookies in a pack can vary . Help Sara find the mode?
15,14,16,12,14

• 8

• 14

• 3

• 15