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Suppose x has a distribution with μ = 17 and σ = 13. (a) If a random...

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Statistics

Suppose x has a distribution with μ = 17 andσ = 13.

(a) If a random sample of size n = 42 is drawn, findμx, σxand P(17 ≤ x ≤ 19). (Roundσx to two decimal places and theprobability to four decimal places.)

μx =
σx =
P(17 ≤ x ≤ 19) =


(b) If a random sample of size n = 67 is drawn, findμx, σxand P(17 ≤ x ≤ 19). (Roundσx to two decimal places and theprobability to four decimal places.)

μx =
σx =
P(17 ≤ x ≤ 19) =

Answer & Explanation Solved by verified expert
4.1 Ratings (671 Votes)
Solution Given thatmean 17standard deviation 13a    See Answer
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