Mathematics, 03.12.2019 22:31, Toyared
Asurvey claims that 7 out of 10 customers recommend western drugs for pharmacy issues. to test the claim, a random sample of 100 customers is obtained from the list of rewards customers. of these 100 customers, 75 indicate that they recommend using western drugs for pharmacy needs. we would like to know if this claim is accurate. a. state the null and alternative hypotheses. b. perform a one sample z-test for proportions. what is the test statistic? c. what is the associated p-value? d. state your conclusion at α = .05 e. interpret your findings
Answers: 3
Mathematics, 21.06.2019 17:00, joejoefofana
Need on this one asap im almost done with this subject
Answers: 1
Mathematics, 21.06.2019 23:00, noahdwilke
36x2 + 49y2 = 1,764 the foci are located at: (-√13, 0) and (√13,0) (0, -√13) and (0,√13) (-1, 0) and (1, 0)edit: the answer is (- the square root of 13, 0) and (the square root of 13, 0)
Answers: 1
Mathematics, 21.06.2019 23:50, kordejah348
Which of the following are independent events? a) knowing that it is going to rain tomorrow, and bringing an umbrella to schoolb) knowing that you have to get up early tomorrow, and going to bed before 9 p. mc) knowing that it is going to rain tomorrow, and going to bed before 9 p. md) knowing that you have a test in school tomorrow, and studying thw night before
Answers: 2
Asurvey claims that 7 out of 10 customers recommend western drugs for pharmacy issues. to test the c...
English, 23.05.2020 21:05
Geography, 23.05.2020 21:05