statistics

posted by .

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 ( ), the proportion of groceries thrown out by your sample respondents (to 4 decimals)?

b. What is the probability that your survey will provide a sample proportion within ±.03 of the population proportion (to 4 decimals)?

c. What is the probability that your survey will provide a sample proportion within ±.015 of the population proportion (to 4 decimals)?

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. statistics

    7. A recent study investigated the effects of a "Buckle Up Your Toddlers" campaign to get parents to use the grocery cart seat belts. When gathering baseline data prior to the campaign, investigators observed 86 out of 640 parents …
  2. Business Statistics

    Suppose that in the past, 94% of all Hispanic grocery shoppers were women. Perhaps due to changing cultural values, we believe that more Hispanic men are now grocery shopping. We randomly sample 689 Hispanic grocery shoppers from around …
  3. English

    What sets off the main conflict in A and P. Answers are Three girls in bathing suits enter grocery store A grocery store clerk is distracted from his work A store manager enforces the stores clothing policy A clerk decides to rebel …
  4. English

    What sets off the main conflict in A&P Answers are Three girls in a bathing suit enter a grocery store A grocery store clerk is distracted from his work A store manager enforces the stores clothing policy Thanks Is it Three girls in …
  5. statistics

    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 …
  6. Statistics

    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 …
  7. Math

    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 …
  8. Statistics Emergency please

    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 …
  9. Statistics Emergency please

    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 …

More Similar Questions