Mathematics, 17.09.2019 20:20, jasminebailey829

Aresearcher conducts a hypothesis test on a population proportion. her null and alternative hypothesis are h0 : p = 0.4 and ha : p < 0.4 . the test statistic and p-value for the test are z = −3.01 and p−value = 0.0013 . for a significance level of α = 0.05 , choose the correct conclusion regarding the null hypothesis.

Answers: 3

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 14:10, shawnnoteman1234

What is the perimeter, p, of a rectangle that has a length of x + 8 and a width of y − 1? p = 2x + 2y + 18 p = 2x + 2y + 14 p = x + y − 9 p = x + y + 7

Answers: 3

continue

Mathematics, 21.06.2019 17:00, Taylor129

Imogene invested $8,000 in a bank account that pays 8 percent simple interest at the end of each year. her friend invested the same amount in stocks where the growth of the investment is represented as 2,000 times the square root of 2 less than the time lapsed in years. if y1 and y2 represent the amount earned in dollars and t is the time lapsed in years, which system of equations correctly represents the situation?

Answers: 1

continue

Mathematics, 21.06.2019 23:00, kcarstensen59070

Erik buys 2.5 pounds of cashews. if each pound of cashews costs $7.70, how much will he pay for the cashews?

Answers: 1

continue

Mathematics, 22.06.2019 03:00, laurenrubin18

Usan threw a softball 42 yards on her first try and 5112 yards on her second try. how much farther did she throw the softball on her second try than her first? express your answer in feet and inches. 9 ft 12 in. 28 ft 12 in. 28 ft 6 in.

Answers: 2

continue

Do you know the correct answer?

Aresearcher conducts a hypothesis test on a population proportion. her null and alternative hypothes...