Mathematics, 24.04.2020 15:19 ljwatts25
A random sample of 144 recent donations at a certain blood bank reveals that 81 were type A blood. Does this suggest that the actual percentage of type A donations differs from 40%, the percentage of the population having type A blood? Carry out a test of the appropriate hypotheses using a significance level of 0.01. State the appropriate null and alternative hypotheses.
Answers: 2
Another question on Mathematics
Mathematics, 21.06.2019 16:30
What is the area of a pizza with a radius of 40 cm leave the answer in terms of π to find your exact answer 40π cm² 1600π cm² 800π cm² 80π cm² π=pi
Answers: 1
Mathematics, 21.06.2019 17:30
Is trapezoid abdc the result of a dilation of trapezoid mnpq by a scale factor of ? why or why not? yes, because ab and cd are each the lengths mn and qp. yes, because sides ab and cd are parallel to sides mn and qp. no, because ab is the length mn but cd is the length qp. no, because sides ab and cd have different slopes from sides mn and qp.
Answers: 1
Mathematics, 21.06.2019 20:10
The population of a small rural town in the year 2006 was 2,459. the population can be modeled by the function below, where f(x residents and t is the number of years elapsed since 2006. f(t) = 2,459(0.92)
Answers: 1
Mathematics, 21.06.2019 21:00
When solving this problem: 3025/5.5 = a/90.75 you get 49912.5 which would be the length of one of the sides of a square when the area is only 90.75 inches. is that answer correct, why, and how is it possible?
Answers: 1
You know the right answer?
A random sample of 144 recent donations at a certain blood bank reveals that 81 were type A blood. D...
Questions
Biology, 04.02.2020 05:56
Mathematics, 04.02.2020 05:56
Mathematics, 04.02.2020 05:56
English, 04.02.2020 05:56
Physics, 04.02.2020 05:56
Mathematics, 04.02.2020 05:56
Biology, 04.02.2020 05:56
Chemistry, 04.02.2020 05:56
