MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN: 9781119256830
Author: Amos Gilat
Publisher: John Wiley & Sons Inc
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The overhead reach distances of adult females are normally distributed with a mean of 195 cm and a standard deviation
of 8.6 cm.
a. Find the probability that an individual distance is greater than 205.00 cm.
b. Find the probability that the mean for 20 randomly selected distances is greater than 193.50 cm.
c. Why can the normal distribution be used in part (b), even though the sample size does not exceed 30?
5
a. The probability is
(Round to four decimal places as needed.)
an example
%
+
Get more help
6
O M
Oll
&
3
7
ELE
8
O
Clear all
9
k
-
0
Check answer
11
e viewe
Mar 11
|
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Transcribed Image Text:The overhead reach distances of adult females are normally distributed with a mean of 195 cm and a standard deviation of 8.6 cm. a. Find the probability that an individual distance is greater than 205.00 cm. b. Find the probability that the mean for 20 randomly selected distances is greater than 193.50 cm. c. Why can the normal distribution be used in part (b), even though the sample size does not exceed 30? 5 a. The probability is (Round to four decimal places as needed.) an example % + Get more help 6 O M Oll & 3 7 ELE 8 O Clear all 9 k - 0 Check answer 11 e viewe Mar 11 |
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