Mathematics, 25.02.2021 08:10 han68
you want to estimate the mean time college students spend watching online videos each day. the estimate must be within 1 minute of the population mean. determine the required sample size to construct a 99% confidence interval for the population mean. assume the population standard deviation is 2.4 minutes.
Answers: 3
Mathematics, 21.06.2019 12:40
Subtract 8 1/6 - 4 5/6 . simplify the answer and write as a mixed number.
Answers: 2
Mathematics, 21.06.2019 16:50
Ahiking trail is 6 miles long. it has 4 exercise stations, spaced evenly along the trail. what is the distance between each exercise station?
Answers: 3
Mathematics, 21.06.2019 19:40
Aretha wanted to gather data about the cost of local bowling leagues in her area. she plotted the data and determined that the average bowling league costs consist of a one-time registration fee and a monthly fee modeled by the equation y = 15x + 20. identify and interpret the y-intercept in this model. the y-intercept is 20. this is the cost per month. the y-intercept is 20. this is the cost of registration. the y-intercept is 15. this is the cost of registration. the y-intercept is 15. this is the cost per month.
Answers: 1
Mathematics, 21.06.2019 20:00
Pepe and leo deposits money into their savings account at the end of the month the table shows the account balances. if there pattern of savings continue and neither earns interest nor withdraw any of the money , how will the balance compare after a very long time ?
Answers: 1
you want to estimate the mean time college students spend watching online videos each day. the estim...
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