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Use technology or a z-score table to answer the question.

The lengths of green beans for sale at a supermarket are normally distributed with a mean of 11.2 centimeters and a standard deviation of 2.1 centimeters. Consider a bag of 150 green beans.

How many green beans will be 13 centimeters or shorter?

 

29

89

121

126

adore.nuk  Feb 15, 2018
 #1
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The answer of 121 is close to my calculation of 117 if that's any help ?  frownsmiley

Guest Feb 16, 2018
 #2
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It was correct! Thank you so much!

adore.nuk  Feb 17, 2018
 #3
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you are more than welcome!

Guest Feb 23, 2018

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