TABLE 7-7
Times spent studying by students in the week before final exams follow a normal distribution with standard deviation 8 hours.A random sample of 4 students was taken from a population of 50 in order to estimate the mean study time for the population of all students.Use the finite population correction.
-Referring to Table 7-7,5% of all the samples of 4 will have a sample mean of at least how many hours above the population mean?
Correct Answer:
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Q10: TABLE 7-8
According to a survey,only 15% of
Q11: TABLE 7-8
According to a survey,only 15% of
Q12: The finite population correction factor is
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Q13: TABLE 7-8
According to a survey,only 15% of
Q14: TABLE 7-7
Times spent studying by students in
Q15: TABLE 7-7
Times spent studying by students in
Q16: TABLE 7-8
According to a survey,only 15% of
Q18: TABLE 7-8
According to a survey,only 15% of
Q19: TABLE 7-7
Times spent studying by students in
Q43: You use the finite population correction factor
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