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vovangra [49]
3 years ago
6

A shipment of ball bearings with a mean diameter of 25 mm and a standard deviation of 0.2 mm is normally distributed. By how man

y standard deviations does a ball bearing with a diameter of 25.6 mm differ from the mean?
Mathematics
1 answer:
LiRa [457]3 years ago
4 0
The choices for this question can be found elsewhere and as follows:

0.6
1
2
<span>3
</span>
We calculate as follows:

Mean = 25 mm
Standard Deviation = 0.2 mm
Value = 25.6 mm

25.6 - 25 = .6 mm
.6 mm / 0.2 mm = 3

Therefore, the correct answer is the last option, 3.

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