of 23>biveUp?Check AnTo estimate the mean score u of those who took the Medical College Admission Test on your campus, you will obtain thescores of an SRS of students. From published information you know that the scores are approximately Normal withstandard deviation about 6.6. You want your sample mean x to estimate u with an error of no more than 0.9 point ineither direction.(a) What standard deviation must x have so that 99.7% of all samples give an x within 0.9 point of u? Use the68-95-99.7 rule. (Enter your answer rounded to four decimal places.)standard deviation of xLI...1..CDC 1Publisher: W.H. FreemanQuestion Source: Moore, The Basic Practice Of Statistics, &eCOAACE USheip647 PMReme of seprvacy poicy11/7/2020Careersaopprt scinsert12|3|

Using the 68-95-99.7 Rule, also known as the three-sigma rule or empirical rule, states that nearly…

Answered: (a) What standard deviation must x have…

(a) What standard deviation must x have so that 99.7% of all samples give an x within 0.9 point of u? Use the 68-95-99.7 rule. (Enter your answer rounded to four decimal places.)

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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Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.

Question

100%

of 23
>
bive
Up?
Check An
To estimate the mean score u of those who took the Medical College Admission Test on your campus, you will obtain the
scores of an SRS of students. From published information you know that the scores are approximately Normal with
standard deviation about 6.6. You want your sample mean x to estimate u with an error of no more than 0.9 point in
either direction.
(a) What standard deviation must x have so that 99.7% of all samples give an x within 0.9 point of u? Use the
68-95-99.7 rule. (Enter your answer rounded to four decimal places.)
standard deviation of x
LI...
1..
CDC 1
Publisher: W.H. Freeman
Question Source: Moore, The Basic Practice Of Statistics, &e
COAACE US
heip
647 PM
Reme of se
prvacy poicy
11/7/2020
Careers
a
op
prt sc
insert
12
|3|

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