Kappa⁴ Archive

banned-users

Phi Kappa Chi ΦΚΧ <a:yeah:589703000977571860><a:ppHop:536353159615086612>

Jump to date
Pins
taxes banned-users
Suppouse that the distribution of adultwright is somewhat rigjtskewed with a mwan of 175 pound and a standard deviation of 25 pounds a large elavertpr jas a weight limit of 7200 pounds if 40 adults entrt whT is the probability it exceeds the limit
taxes banned-users
Consider the sampling distribution of a sample mean obtained by random sampling from an infinite population. This population has a distribution that is highly skewed towards the large values.
How is the mean of the sampling distribution related to the mean of the population?
How is the standard deviation of the sampling distribution related to the standard deviation of the population?
How is the shape effected by the sample size?

An opinion poll asks an SRS of 500 adults whether they favor giving parents of school-age children vouchers that can be exchange for education at any public or private school of their choice each school would be paid by the government on the basis of how many vouchers it collected. Suppose that in fact 45% of the population favor the idea, find the probability that more than half are in favor. 

This archive is read-only — captured July 2020

Channels:
Density:

Jump to date