Let X be normally distributed with mean u = 2.5 and standard deviation o= 2. a. Find P(X> 7.6). b. Find P(7.4 < X < 10.6). c. Find x such that P(X> x) = 0.025. d. Find x such that P(x

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
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Chapter10: Statistics
Section10.1: Measures Of Center
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Question VII
Let X be normally distributed with mean µ = 2.5 and standard
deviation o= 2.
a. Find P(X> 7.6).
b. Find P(7.4 < X < 10.6).
c. Find x such that P(X> x) = 0.025.
d. Find x such that P(x <X < 2.5) = 0.4943.
Transcribed Image Text:Question VII Let X be normally distributed with mean µ = 2.5 and standard deviation o= 2. a. Find P(X> 7.6). b. Find P(7.4 < X < 10.6). c. Find x such that P(X> x) = 0.025. d. Find x such that P(x <X < 2.5) = 0.4943.
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