Mathematics, 05.08.2021 01:00 abbygutierrez401
A random sample of 45 door-to-door encyclopedia salespersons were asked how long on average they were able to talk to the potential customer. Their answers revealed a mean of 8.5 minutes with a variance of 9 minutes. Construct a 95% confidence interval for mu, the time it takes an encyclopedia salesperson to talk to a potential customer. What is the upper confidence limit
Answers: 2
Mathematics, 21.06.2019 16:00
Elena and her husband marc both drive to work. elena's car has a current mileage (total distance driven) of 15,000 and she drives 23,000 miles more each year. marc's car has a current mileage of 46,000 and he drives 9,000 miles more each year. will the mileages for the two cars ever be equal? explain.
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Mathematics, 21.06.2019 16:30
Which function is odd check all that apply a. y=sin x b. y=csc x c. y=cot x d. y=sec x
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Mathematics, 21.06.2019 20:00
He weights of 2-pound bags of best dog food are approximately normally distributed with a given mean and standard deviation according to the empirical rule, what percentage of the bags will have weights within 3 standard deviations of the mean? 47.5%68%95%99.7%
Answers: 3
A random sample of 45 door-to-door encyclopedia salespersons were asked how long on average they wer...
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