A sample of 100 cans of peas showed an average weight of 14 ounces with a standard deviation of 0.7 ounces. If the distribution is fairly normal, how many cans will weigh over 14.7 ounces?

16

8

none

32

Question

A sample of 100 cans of peas showed an average weight of 14 ounces with a standard deviation of 0.7 ounces.  If the distribution is fairly normal, how many cans will weigh over 14.7 ounces?


	16

	
8

	
none

	
32

michele_laino · Answer

the distance between 14.7 and 14, is:
14.7-14=0.7
namely the distance between 14.7 and 14 is one time the standard deviation.
is it ok?

michele_laino · Answer

since 0.7 = 1*0.7=1* standard deviation

michele_laino · Answer

so:
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