subject
Mathematics, 03.01.2020 03:31 tsvijay121

Some iq tests are standardized based on the assumption that the population mean is 100 and the standard deviation is 15. test graders decide to reject this hypothesis if a random sample of 25 people has a mean iq greater than 110. assuming that iq scores are normally distributed, what's the power of the test if the true population mean is 105?

ansver
Answers: 3

Another question on Mathematics

question
Mathematics, 21.06.2019 13:00
Ngrid mixes 3.6 pounds of almonds with some raisins to make a trail mix. she divides the trail mix into 12 equal portions. each portion weighs 0.7 pound. how many pounds of raisins did she use to make the trail mix? express the answer to the nearest tenth.
Answers: 1
question
Mathematics, 21.06.2019 15:00
There were 816 people at a concert when a band started to play. after each song, only half the people stayed to hear the next song. how many people were left at the concert after x songs? write a function to represent this scenario.
Answers: 3
question
Mathematics, 21.06.2019 18:00
My math teacher told my class to "steal" a 6th grade fraction word problem from the internet, word problems? : -p requirements: only a 1 step word problem. needs to be complex.
Answers: 1
question
Mathematics, 21.06.2019 22:30
Will mark brainlist what is the slope of the line passing through the points (-2, -8) and (-3,-9)? -7/5-5/71-1
Answers: 2
You know the right answer?
Some iq tests are standardized based on the assumption that the population mean is 100 and the stand...
Questions
question
Mathematics, 22.01.2022 05:40
Questions on the website: 13722362