Suppose the mean height in inches of all 9th grade students at one high school is estimated. The population standard deviation i

Question

3 years ago

13

s 5 inches. The heights of 9 randomly selected students are 66, 71, 63, 74, 69, 64, 66, 68 and 67.

2 answers:

pav-90 [236] · Answer 1 · 2022-04-02T14:48:49+03:00

6 0

Answer:

66

Step-by-step explanation:

try your best

AfilCa [17] · Answer 2 · 2022-04-02T13:34:29+03:00

3 0

Answer:

The mean is about 68 (67.5555)

Step-by-step explanation:

(63+64+66+66+67+68+69+71+74) / 9 ≈ 68