Mathematics, 20.04.2020 19:10, bobtothemaxthe1st
In a sample of 50 households, the mean number of hours spent on social networking sites during the month
of January was 45 hours. In a much larger study, the standard deviation was determined to be 8 hours.
Assume the population standard deviation is the same. What is the 95% confidence interval for the mean
hours devoted to social networking in January?
Answers: 1
Mathematics, 21.06.2019 18:00, jabraeshaw
Which shows the correct solution of the equation 1/2a+2/3b=50, when b=30?
Answers: 1
In a sample of 50 households, the mean number of hours spent on social networking sites during the m...
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