A large city newspaper periodically reports the mean cost of dinner for two people at restaurants in the city. The newspaper staff will collect data from a random sample of restaurants in the city and estimate the mean price using a 90 percent confidence interval. In past years, the standard deviation has always been very close to $35. Assuming that the population standard deviation is $35, which of the following is the minimum sample size needed to obtain a margin of error of no more than $5 ?
Answers: 1
SAT, 24.06.2019 08:30, braphi5609
Which of these international trade concepts results in specialization and trade increases in total world output? a) absolute advantage b) balance of payments c) absolute advantage d) international tariffs
Answers: 1
SAT, 29.06.2019 12:00, Tymere2011
Which of the following sentences uses an incorrect verb? a. there is only one good candidate. b. many good candidates are possible. c. a good candidate is hard to find. d. there is many possible candidates.
Answers: 1
SAT, 30.06.2019 17:00, DnsMonsteR7712
Ernest compares three recipes for pizza dough. select the recipe with the greatest amount of flour per serving.
Answers: 1
A large city newspaper periodically reports the mean cost of dinner for two people at restaurants in...
History, 15.08.2020 18:01