Time magazine reported in a 2004 survey of 507 randomly sele…

Time magazine reported in a 2004 survey of 507 randomly selected adult American Catholics, that 279 answered yes to the question “Do you favor allowing women to be priests?” A test of hypothesis was conducted to determine if this data shows that the population proportion of adult American Catholics who favor allowing women to be priests is more than 50%.    If they obtained a p-value of p=0.0118, what conclusion should they make based on an alpha level of 0.05?

Using a sampling distribution for proportions, answer the fo…

Using a sampling distribution for proportions, answer the following question and scenario.   Companies are interested in the demographics of those who listen and call in to the radio programs they sponsor. Suppose that only 20% of listeners phoning in to a morning talk show are male. If the station takes a random sample of 200 callers, what is the probability that the sample proportion of males will be at least 0.30?    upload a picture of your work OR type your answer here.  

You survey a sample of 1000 employees at a large company and…

You survey a sample of 1000 employees at a large company and record the age of each. The results are given in the frequency distribution table below.  If you select one employee at random, what is the probability the selected employee is more than 24 years old?   Age 15-24 25-34 35-44 45-54 55-64 65 and over Frequency 54 366 233 180 125 42