Question 14For a normally distributed variable with population mean=125 and s.d.-15, what score would have apercentile rank in the 90th percentile (rounding to the nearest whole number)?O 144Ⓒ90O 106O not enough informationQuestion 15For an exam that had a multiple choice section that was harder than you expected, without knowingpopulation mean or s.d., what is the probability you would like free points on the final question?O 100%Opick 100%you should pick 100%O I would pick 100%

A probability distribution of a random variable X tells how the total probability of 1 is…

Question 14 For a normally distributed variable with population mean-125 and s.d.-15, what score would have a percentile rank in the 90th percentile (rounding to the nearest whole number)? O 144 O 90 O 106 O not enough information

Question 14 For a normally distributed variable with population mean-125 and s.d.-15, what score would have a percentile rank in the 90th percentile (rounding to the nearest whole number)? O 144 O 90 O 106 O not enough information

ENGR.ECONOMIC ANALYSIS

14th Edition

ISBN:9780190931919

Author:NEWNAN

Publisher:NEWNAN

Chapter1: Making Economics Decisions

Section: Chapter Questions

Problem 1QTC

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