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Marianna [84]
3 years ago
13

Need answer for only number 15! please help!

Mathematics
1 answer:
zimovet [89]3 years ago
5 0
B)132 and 66
Explain
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A simple random sample of 1000 American adults found that the average number of hours spent watching television during a typical
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Larger for the sample of Canadians

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The sample of Canadians is smaller, it is expected that their sampling variability is larger than the sample of Canadians based on the rule that as the sample size increases, the standard deviation of the means decreases; and as the sample size decreases, the standard deviation of the sample means increases

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Simply<br> 7p2 x 3p<br> 14p4
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Answer:

{ \tt{ =  \frac{7 {p}^{2}  \times 3p}{14 {p}^{4} } }} \\  = { \tt{ \frac{21 {p}^{3} }{14 {p}^{4} } }} \\  = { \tt{1.5 {p}^{ - 1} }}

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The first option is the correct choice of answers.
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