Question

Danielle has taken five math tests so far this year. The tests are out of twenty points, and she has gotten the following scores.

17, 19, 20, 14, 16

A. What is the mode of her scores?
17
no mode
6
17.2

B. What must Danielle score on her sixth test in order to have a mean of 17.5?

19
17
18
20

Answer 1

Answer: A. No mode B. 19

Explanation:

The mode is what value appears most frequently, since all values are different and none appear more than once the answer is no mode. The mean is the sum of all values divided by how many values there are, if you add all values together and divide by 6 you'll get your answer, for example adding the numbers: 17, 19, 20, 14, 16, and 19 you get 17.5.

Answer 2

Answer A is no mode
Answer B is 19