Mathematics, 07.04.2020 16:55 xatziry1717
In a large city, the population proportion of residents favoring a specific candidate for the probate court judge is p=0.35 . A random sample of n=81 residents is selected. Use p to denote the sample proportion of residents favoring this specific candidate.
1. The mean (or expected value) of the sample proportion p is
0.0530
0.0028
0.0389
0.6500
none of the above
2. The standard deviation of the sample proportion p is closest to
0.0530
0.0028
0.0389
0.6500
none of the above
3.The probability that the sample proportion p is less than 0.30 is closest to
0.8264
0.9435
0.3264
0.1736
none of the above
4.The probability that the sample proportion p is larger than 0.38 is closest to
0.5661
0.2157
0.7157
0.2843
none of the above
5.The probability that the sample proportion p is larger than 0.28 is closest to
0.9066
0.4066
0.0934
0.3209
none of the above
Answers: 1
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In a large city, the population proportion of residents favoring a specific candidate for the probat...
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