Assume a normal distribution and find the following probabilities a P(x 21 25 and 4) b P(x 77 50 and 9) c P(x 47 50 and 6) d P(13 x 29 23 and 4) e P(x 105 90 and 2 86 ...

a P x 21 25 and s 4 z 100 From Table A5 area 3413 P x 21 5000 34 ...

Assume a normal distribution and find the following probabilities. a. P(x < 21 | = 25

Question:

Assume a normal distribution and find the following probabilities.

a. P(x < 21 | µ = 25 and σ = 4)

b. P(x ≥ 77 | µ = 50 and σ = 9)

c. P(x > 47 | µ = 50 and σ = 6)

d. P(13 < x < 29 | µ = 23 and σ = 4)

e. P(x ≥ 105 | µ = 90 and σ = 2.86

Distribution
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