Someone vibe with me<3 (look at comments)

Mathematics

1 answer:

Akimi4 [234]3 years ago

4 0

<em>Answer:</em>

<em>I will vibe with you my friend :3</em>

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A survey is being planned to determine the mean amount of time corporation executives watch television. a pilot survey indicated

Natali [406]

Missing question: How many executives should be surveyed?

Solution:
Mean = 13 hours
SD = 3 hours
Confidence level = 95%

Mean viewing time within a quarter of an hour = 0.25 = 1.96*3/sqrt (N)

Where N = Sample population

N = {(1.96*3)/0.25}^2 = 553.19 ≈ 554

Therefore, 554 executives should be surveyed to yield such results.

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3 years ago

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(<span>5a-5)(2a+2)
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3 years ago

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