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.
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Mathematics, 21.06.2019 15:30
Kylie explained that (-4x+9)^2 will result in a difference of squares because (-4x+9)^2 (-4x+9)^2 =(-4x)^2+(9)^2=16x^2+81
Answers: 3
Mathematics, 22.06.2019 00:10
Me its important ! marge runs an ice cream parlor. her speciality is triple chocolate sundaes.she can prepare 1 sundae every 2 minutes, and she earns $1.20 for each sundae she makes . if she just makes sundaes for a single shift of at most 4 hours and at least 2 hours , which function relates her earnings to the number of minutes she works?
Answers: 2
Mathematics, 22.06.2019 00:30
Simplify the given expression leaving the answer in improper fraction form. 2/3+5/6
Answers: 2
Asocial scientist wishes to estimate the mean number of years of education µ for adults in a certain...
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