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From 1776-1800, the average age of first marriage for a male in Western Europe was 27.1 years, with a standard deviation of 7.8 years. Assume the ages are normally distributed. The 75% of Western European males that were oldest when they were first married were older than what age? Give the z-score needed to calculate the result. 75% of Western European males were first married after they were years old.

From 1776-1800, the average age of first marriage for a male in Western Europe was 27.1 years, with a standard deviation of 7.8 years. Assume the ages are normally distributed. The 75% of Western European males that were oldest when they were first married were older than what age? Give the z-score needed to calculate the result. 75% of Western European males were first married after they were years old.

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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From 1776-1800, the average age of first marriage for a male in Western Europe was 27.1 years, with a standard deviation of 7.8 years. Assume the ages are normally distributed. The 75% of Western European males that were oldest when they were first married were older than what age? Give the z-score needed to calculate the result. [Blank] 75% of Western European males were first married after they were [Blank] years old.
Transcribed Image Text:From 1776-1800, the average age of first marriage for a male in Western Europe was 27.1 years, with a standard deviation of 7.8 years. Assume the ages are normally distributed. The 75% of Western European males that were oldest when they were first married were older than what age? Give the z-score needed to calculate the result. [Blank] 75% of Western European males were first married after they were [Blank] years old.
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