Mathematics, 19.11.2019 05:31, chjam265
Asocial scientist wishes to estimate the mean number of years of education µ for adults in a certain large city. she surveys a random sample of 100 aadults and finds that the sample mean is 12.98 years and sample variance of is 9. canstruct a 99% confidence interval for the mean number of years of education for adults in the city.
Answers: 2
Mathematics, 21.06.2019 19:30, kayla232734
When x = 3 and y = 5, by how much does the value of 3x2 – 2y exceed the value of 2x2 – 3y ?
Answers: 2
Mathematics, 21.06.2019 23:30, Omarrdz214
Robin spent 25% more time on his research project than he had planned he’s been an extra h ours on the project which of the following expressions could represent the number of hours rob actually spent on the project
Answers: 3
Asocial scientist wishes to estimate the mean number of years of education µ for adults in a certain...
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