question archive Madan Mohan Malaviya University of TechnologyBA 265 Today, full-time college students report spending a mean of 27 hours per week on academic activities, both inside and outside of the classroom
Madan Mohan Malaviya University of TechnologyBA 265 Today, full-time college students report spending a mean of 27 hours per week on academic activities, both inside and outside of the classroom
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Madan Mohan Malaviya University of TechnologyBA 265
Today, full-time college students report spending a mean of 27 hours per week on academic activities, both inside and outside of the classroom. Assume the standard deviation of time spend on academic activities is 4 hours. If you select a random sample of 16 full-time college students,
a) What is the probability that the mean time spend on academic activities is at least
b) There is an 85% chance that the sample mean is less than how many hours per
c) 26 hours per week? week? What assumption must you make in order to solve (a) and (b)?
d) If you select a random sample of 64 full-time college students, there is an 85% chance that the sample mean is less than how many hours per week?
