People end up tossing 12% of what they buy at the grocery store (reader’s digest, march 2009). assume this is the true population proportion and that you plan to take a sample survey of 540 grocery shoppers to further investigate their behavior. a. show the sampling distribution of p, the proportion of groceries thrown out by your sample respondents. b. what is the probability that your survey will provide a sample proportion within ±.03 of the population proportion? c. what is the probability that your survey will provide a sample proportion within ±.015 of the population proportion?

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all group life insurance is term insurance. actually it is annual renewable term and it is rated on the average age and claims experience of the entire group, which is called "experience rating." remember, this type of insurance has a 31-day grace period and is convertible to whole life upon leaving employment. a contributory group plan requires that both the employer and the employees pay part of the premium. at least 75% of those eligible must participate, so the group is sure to get most of the healthy employees as well as those that are sick.

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i need points

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sorry bubs