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Teaching Since: | Apr 2017 |
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Questions Answered: | 352 |
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MBA,PHD in Psychology
Northwest Florida State College
Jun-1992 - May-1997
Professor
Northwest Florida State College,
Aug-2006 - Nov-2015
15.     Based on a large sample of capacitors of a certain type, a 95% confidence interval for the mean capacitance, in µF, was computed to be (0.213, 0.241). Find a 90% confidence interval for the mean capacitance of this type of capacitor.
16.     Sixty-four independent measurements were made of the speed of light. They averaged 299,795 km/s and had a standard deviation of 8 km/s. True or false:
a.   A 95% confidence interval for the speed of light is 299,795 ± 1.96 km/s.
b.   The probability is 95% that the speed of light is in the interval 299,795 ± 1.96.
c.   If a 65th measurement is made, the probability is 95% that it would fall in the interval 299,795 ± 1.96.
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