Verified answer

Answer:

• First put the grades in ascending order.

☞ 90, 90, 90, 91, 92, 93, 94, 96

8. Find the median of charles grade in the data above.

a. 90.5

b. 91.5

c. 92.5

d. 93.5

• Since there are 2 middle numbers, you need to add it and then divide it by 2.

☞ 90, 90, 90, 91, 92, 93, 94, 96

☞ (91+92)/2

☞ 183/2

☞ B. 91.5

9. What grade of charles during the 3rd quarter which frequently occur?

a. 90

b. 91

c. 93

d. 94

• What the question is trying to find is the mode. The mode of a data set is the number that occurs most frequently in the set. It could be double, triple, or quadruple.

☞ 90, 90, 90, 91, 92, 93, 94, 96

☞ A. 90

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