MCQOPTIONS
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| 1. |
A manufacturer of rivets claims that the failure load in shear of his product is \[500\pm 25\,N.\] This specification implies that |
| A. | No rivet is weaker than 475 N and stronger than 525 N |
| B. | The standard deviation of strength of random sample of rivets is 25 N |
| C. | There is an equal probability of failure strength to be either 475 N or 525 N |
| D. | There is approximately two-to-one chance that the strength of a rivet lies between 475 N or 525 N. |
| Answer» B. The standard deviation of strength of random sample of rivets is 25 N | |