Mathematics, 18.01.2020 05:31 diane8879
Alarge 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 ? a) 90
b) 112
c) 133
d)147
Answers: 2
Mathematics, 22.06.2019 02:00, bayleeharris8p78txa
Were only 64 seats. the remaining 6 students had to travel in a separate van. the equation 2b + 6 = 70 represents the given scenario. what does b represent? the number of buses the number of vans the number of students who rode on each bus the total number of students going to the football game
Answers: 1
Alarge city newspaper periodically reports the mean cost of dinner for two people at restaurants in...
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