SAT
SAT, 13.06.2021 07:30, MarishaTucker

An advertiser was about to launch an advertisement campaign for a new product. He conducted a random survey to find the preference for the new product among the respondents. Based on his previous experience, he found the standard deviation for the population as 4. Because the population mean was not known to him, he randomly selected 25 responses and found that the sample mean preference for the new product was 10. Which of the following parameters did he use to calculate a confidence interval at the 95% confidence level for this population mean? โ€‹

answer
Answers: 3

Other questions on the subject: SAT

image
SAT, 23.06.2019 09:40, sundayrider101
Alex determined that his average speed when he commuted to work is 35 miles per hour. what conversion factor can be used to convert this speed to feet per hour?
Answers: 2
image
SAT, 26.06.2019 00:00, Jonah58
17 a tourist was planning a trip by car for travelling at some constant speed for 2.5 hours. however, he found that if he increases the speed by 20 km/h he can cover the same distance in 30 minutes less time than it was planned. what was the planned speed of the tourist, in km/h?
Answers: 1
image
SAT, 27.06.2019 01:30, stmy1969
Analyze the forces acting on a cyclist who is slowing down as he or she climbs a hill
Answers: 1
image
SAT, 28.06.2019 04:30, des12410
What strategy is most to take control of the opportunities and challenges life offers? commitment flexibility integrity ownership
Answers: 1
Do you know the correct answer?
An advertiser was about to launch an advertisement campaign for a new product. He conducted a random...

Questions in other subjects: