A manufacturer of small appliances purchases plastic handles for coffeepots from an outside vendor. If a handle is cracked, it is considered defective and cant be used. A large shipment of plastic handles is received. How many handles from the shipment should be inspected in order to estimate p, the proportion of defective handles in the shipment, with a margin of error of 0.13 or less? (Assume a confidence level of 95).
1.4 handles
2.113 handles
3.57 handles
4.228 handles
5.100 handles
Question 2
What proportion of college students have used cell phones to cheat on an exam? Suppose you have been asked to estimate this proportion for students enrolled at a large college. Make an estimate of the margin of error (M) when there are 151 students in the survey. Assume a 95 confidence level.
1. M = 0.08
2. M 0.08
3. M 0.08
4.There is not enough information to make an estimate of M.
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