According to a large university, 35% of their graduating dass will have full time employment within one month affer graduation. The admissions office wants to investigate this daim. They contact an SRS of 350 of the previous
semester's graduates. Let - the proportion of graduates in this sample who had full time employment within one month
of graduation
(a) What is the shape of the sampling distribution of Justify
(b) What are the mean and standard deviation of the sampling distribution of
(C) Interpret the standard deviation of the sampling distribution of
(d) The admissions office finds that only 30% of the 360 graduates in the SRS had full time employment within one month
of graduation. Assuming the university's claim that 35% will have employment is true, find the probability that 30% or less
of a sample of 300 have full time employment
(e) Does the admissions office have convincing evidence that the proportion of graduates who have full time employment
within one month of graduating is actually lower than 35%? Justify