A manufacturer of small appliances purchases plastic handles for ...

[yoooooman]

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.

[GCabra]

Answer to Question 1

3

Answer to Question 2

3

[yoooooman]

Excellent

[nguyenhoanhat]

Gracias!