Answered: Suppose that Z~N(0,1). Then find…

Suppose that Z~N(0,1). Then find Pr(2.78 < Z < 2.84). You may use Excel. Please enter your answer as a decimal rounded to four decimal places, e.g. 0.2912. 7. Suppose Z is

Holt Mcdougal Larson Pre-algebra: Student Edition 2012

1st Edition

ISBN:9780547587776

Author:HOLT MCDOUGAL

Publisher:HOLT MCDOUGAL

Chapter11: Data Analysis And Probability

Section: Chapter Questions

Problem 8CR

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Question

9. Suppose that Z~N(0,1). Then find Pr(2.78 < Z < 2.84). You may use Excel. Please enter your answer as a decimal rounded to four decimal places, e.g. 0.2912.

7. Suppose Z is a normal random variable with a mean of zero and a variance of 1. Calculate Pr(2.16 < Z < 2.99). Round your answer to three decimal places, e.g. 0.753.

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