Mathematics, 30.10.2020 17:20 xid200313
Five automobiles of the same type are to be driven on a 300- mile trip. The first two will use an economy brand of gasoline, and the other three will use a name brand. Let X1, X2, X3, X4, and X5 be the observed fuel efficiencies (mpg) for the five cars. Suppose these variables are independent and normally distributed with m1 m2 20, m3 m4 m5 21, and s2 4 for the economy brand and 3.5 for the name brand. Define an rv Y by
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Mathematics, 21.06.2019 19:00, miguelc2145
Give me the equations of two lines that have the same slope but are not parallel.
Answers: 3
Mathematics, 21.06.2019 23:00, davisbrittany5784
Apoll is being conducted at a mall nothingto obtain a sample of the population of an entire country. what is the frame for this type of​ sampling? who would be excluded from the survey and how might this affect the results of the​ survey? what is the frame for this type of​ sampling? a. the frame is people who need new clothes. b. the frame is people who shop at the mall. c. the frame is people who like to shop. d. the frame is the entire population of the country. who would be excluded from the survey and how might this affect the results of the​ survey? a. any person that does not need new clothes is excluded. this could result in sampling bias due to undercoverage. b. any person who does not shop at the mall is excluded. this could result in sampling bias due to undercoverage. c. any person who does not shop at the mall is excluded. this could result in nonresponse bias due to people not participating in the poll. d. there is nobody that is being excluded from the survey.
Answers: 3
Mathematics, 21.06.2019 23:30, joelpimentel
Which choice has the correct steps in graphing the solution set to the following inequality? -45_> 20x-5y
Answers: 1
Five automobiles of the same type are to be driven on a 300- mile trip. The first two will use an ec...
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