Mathematics, 27.06.2019 19:10 isabelgarcia188
Aresearcher conducts a hypothesis test to evaluate the effect of a treatment that is expected to increase scores. the hypothesis test produces a z-score of z = 2.27. if the researcher is using a one-tailed test, what is the correct statistical decision? a. reject the null hypothesis with α = .05 but not with α = .01 b. reject the null hypothesis with either α = .05 or α = .01 c. fail to reject the null hypothesis with either α = .05 or α = .01 d. cannot answer without additional information
Answers: 1
Mathematics, 21.06.2019 18:10
Find the value of p for which the polynomial 3x^3 -x^2 + px +1 is exactly divisible by x-1, hence factorise the polynomial
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Mathematics, 21.06.2019 19:00
What are the first 4 terms in the multiplication pattern given by the formula 2×4n
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Mathematics, 21.06.2019 19:00
Jack did 3/5 of all problems on his weekend homework before sunday. on sunday he solved 1/3 of what was left and the last 4 problems. how many problems were assigned for the weekend?
Answers: 3
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