Abby test scores were 95 82 78 and 88 is the estimate of her average test score 90 85 70 75

85

Step-by-step explanation:

Given data

Abby test scores 95, 82, 78, 88

We see that the number of test

n is 4

Hence the average test score is

Average score = ∑scores/n

Average score = 95+82+78+88/4

Average score = 343/4 = 85.75

≈ the average test score is 85