The state test scores for 12 randomly selected high school seniors are shown on the right. Complete parts (a) through (c) below.Assume the population is normally distributed.(a) Find the sample mean.X= (Round to one decimal place as needed.)14207007246221227P172774814459808686833540943

Given data is1420,700,724,622,1227,727,748,1445,980,833,540,943sample size(n)=12

Answered: The state test scores for 12 randomly…

A First Course in Probability (10th Edition)

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ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

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Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

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The state test scores for 12 randomly selected high school seniors are shown on the right. Complete parts (a) through (c) below. Assume the population is normally distributed. (a) Find the sample mean. Y= (Round to one decimal place as needed.) 1420 700 I 724 622 1227 727 748 1445 980 833 540 943