Mathematics, 12.03.2020 21:49, la200564
"A study of the amount of time it takes a mechanic to rebuild the transmission for a 2005 Chevrolet Cavalier shows that the mean is 8.4 hours and the standard deviation is 1.8 hours. If 40 mechanics are randomly selected, find the probability that their mean rebuild time exceeds 8.1 hours."
Answers: 2
Mathematics, 21.06.2019 16:10, cuppykittyy
The probability that a college student belongs to a health club is 0.3. the probability that a college student lives off-campus is 0.4. the probability that a college student belongs to a health club and lives off-campus is 0.12. find the probability that a college student belongs to a health club or lives off-campus. tip: p(a or b) = p(a) + p(b) - p(a and b) 0.54 0.58 0.70 0.82
Answers: 2
Mathematics, 21.06.2019 18:00, sophiamoser
Julius sold five times as many computers as sam sold last year. in total, they sold 78 computers. how many computers did julius sell?
Answers: 1
Mathematics, 21.06.2019 20:00, Jenifermorales101
It is given that the quadratic equation hx²-3x+k=0, where h and k are constants, has roots [tex] \beta \: and \: 2 \beta [/tex]express h in terms of k
Answers: 2
"A study of the amount of time it takes a mechanic to rebuild the transmission for a 2005 Chevrolet...
Mathematics, 05.02.2020 12:52
Mathematics, 05.02.2020 12:52
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Health, 05.02.2020 12:52