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A random sample of 110 observations produced a mean of x―=35.9 from a population with a normal distribution and a standard deviation σ=4.75. (a) Find a 90% confidence interval f…

A random sample of 110 observations produced a mean of x―=35.9 from a population with a normal distribution and a standard deviation σ=4.75. (a) Find a 90% confidence interval f…
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A random sample of 110 observations produced a mean of x―=35.9

from a population with a normal distribution and a standard deviation σ=4.75.
(a) Find a 90% confidence interval for μ
≤μ≤

(b) Find a 95% confidence interval for μ
≤μ≤

(c) Find a 99% confidence interval for μ
≤μ≤

asked
User Moooeeeep
by
7.8k points

1 Answer

3 votes

Answer:the 99% confidence interval for μ is:

34.359 ≤ μ ≤ 37.441

Explanation:

answered
User Ajay Prajapati
by
7.3k points
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