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Let Z be a normal random variable with mean µ = 0 and standard deviation σ...

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Basic Math

Let Z be a normal random variable with mean µ = 0 and standarddeviation σ = 1, that is, Z ∼ N(0, 1). Find each of thefollowing:

(a) P(Z ≤ −1.13).

(b) P(Z ≥ −2.18).

(c) P(2.13 ≤ Z ≤ 2.57).

(d) P(−2.3 ≤ Z ≤ −1.1).

(e) P(0 ≤ Z ≤ 1.54).

(f) P(−1.54 ≤ Z ≤ 1.54).

(g) N(1.1243).

(h) N(−1.1243).

Answer & Explanation Solved by verified expert
3.6 Ratings (601 Votes)
Answers All probabilities are obtained using Standard Normal Tables a PZ 113 01292 Answer b PZ 218 09854    See Answer
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