Mathematics, 07.01.2020 10:31, Jbullon119
In order to estimate the mean amount of time computer users spend on the internet each month, how many computer users must be surveyed in order to be 90% confident that your sample mean is within 10 minutes of the population mean? assume that the standard deviation of the population of monthly time spent on the internet is 194 min. what is a major obstacle to getting a good estimate of the population mean? use technology to find the estimated minimum required sample size.
Answers: 2
Mathematics, 21.06.2019 19:30, Fdl52417
It is saturday morning and jeremy has discovered he has a leak coming from the water heater in his attic. since plumbers charge extra to come out on the weekends, jeremy is planning to use buckets to catch the dripping water. he places a bucket under the drip and steps outside to walk the dog. in half an hour the bucket is 1/5 of the way full. what is the rate at which the water is leaking per hour?
Answers: 1
In order to estimate the mean amount of time computer users spend on the internet each month, how ma...
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