The average height of females in the freshman class of a certain college has historically been 162.5 centimeters with a standard deviation of 6.9 centimeters. A random sample of 50 females in the present freshman class has an average height of 165.2 centimeters. Determine the Z table at alpha=0.05 if we want to know if the females have a significant increase in height in two decimal place. Blank 1 Determine the Z calculated in two decimal places. Blank 2 Is there a significant increase in their height? yes or no Blank 3 "lank 1 Add your answer nk 2 Add your answer k 3 Add your answer

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
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The average height of females in the freshman class of a certain college has historically been 162.5 centimeters
with a standard deviation of 6.9 centimeters. A random sample of 50 females in the present freshman class has an average height
of 165.2 centimeters. Determine the Z table at alpha=0.05 if we want to know if the females have a significant increase in height in
two decimal place. Blank 1 Determine the Z calculated in two decimal places. Blank 2 Is there a significant increase in their height?
yes or no Blank 3
Blank 1 Add your answer
ank 2 Add your answer
nk 3 Add your answer
Transcribed Image Text:The average height of females in the freshman class of a certain college has historically been 162.5 centimeters with a standard deviation of 6.9 centimeters. A random sample of 50 females in the present freshman class has an average height of 165.2 centimeters. Determine the Z table at alpha=0.05 if we want to know if the females have a significant increase in height in two decimal place. Blank 1 Determine the Z calculated in two decimal places. Blank 2 Is there a significant increase in their height? yes or no Blank 3 Blank 1 Add your answer ank 2 Add your answer nk 3 Add your answer
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