Three seventh-grade students, Rudy, Beth, and Diego, collect aluminum cans for recycling. They receive 1.7 cents for each can th
ey collect. The student who collects $40 worth of cans receives a special prize from the school. The prize is a gift certificate equal to 1/2 of the dollar value of the cans they collect. If Rudy collects 1,500 cans, Beth collects 2,750 cans, and Diego collects 4,000 cans, which of them will win the prize and how much will it be? a) Rudy will win and receive $75 in prize money
b) Beth will win and receive $50 in prize money
c) Beth will win and receive $46.75 in prize money
d) Diego will win and receive $34 in prize money
A 95% confidence interval for a population mean is computed from a sample of size 400. Another 95% confidence interval will be computed from a sample of size 100 drawn from the same population. Choose the best answer to fill in the blank: The interval from the sample of size 400 will be approximately _______as the interval from the sample of size 100.
