- kobby is 5 years younger than Nana
Four years later Nana will be twice as
old as kobby F...
Mathematics, 27.04.2020 01:21, tasiajm
- kobby is 5 years younger than Nana
Four years later Nana will be twice as
old as kobby Find their present ages.
-
Answers: 3
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Use the grouping method to factor x^3+ x^2 + 3x +3
Answers: 3
Mathematics, 21.06.2019 18:00, WonTonBagel
You paid 28.00 for 8 gallons of gasoline. how much would you pay for 15 gallons of gasoline?
Answers: 1
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An automobile assembly line operation has a scheduled mean completion time, μ, of 12 minutes. the standard deviation of completion times is 1.6 minutes. it is claimed that, under new management, the mean completion time has decreased. to test this claim, a random sample of 33 completion times under new management was taken. the sample had a mean of 11.2 minutes. assume that the population is normally distributed. can we support, at the 0.05 level of significance, the claim that the mean completion time has decreased under new management? assume that the standard deviation of completion times has not changed.
Answers: 3
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