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  3. (a) find the margin of error for the given values

(a) Find the margin of error for the given values of​ c, σ​, and n. c...

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Basic Math

(a) Find the margin of error for the given values of​ c, σ​, andn. c = 0.90​, σ = 3.8​, n = 100

E= _ (Round to three decimal places as​ needed.)

(b) Construct the confidence interval for the population meanμ.

c = 0.90 ​, x=9.1​, σ = 0.3 ​, and n = 47

A 90​% confidence interval for μ is _, _ (Round to two decimalplaces as​ needed.)

(c)  Construct the confidence interval for thepopulation mean μ.

c=0.95 , x=16.2, σ =2.0, and n =35

A 95​% confidence interval for μ is _, _ (Round to two decimalplaces as​ needed.)

Answer & Explanation Solved by verified expert
3.7 Ratings (740 Votes)
Solution Given thata Population standard deviation 38Sample size n 100At 90 confidence level 1 90 1 090 0102 005Z2 Z005 1645Margin    See Answer
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