Mathematics, 05.05.2020 14:36, CoolRahim9090

A researcher performed an experiment with two groups. She found the difference of the means for each group. Then she combined the groups, chose two new groups, and found the difference between the means of those new groups. She repeated this process 200 times. The normal distribution of the difference in the means she found is given below. How great would the difference in means between the first two groups have to be in order to considered significant?
At least 7
At least 8
At least 9
At least 10

A researcher performed an experiment with two groups. She found the difference of the means for each

Answers: 2

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 18:30, rocksquad9125

Ricky takes out a $31,800 student loan to pay his expenses while he is in college. after graduation, he will begin making payments of $190.66 per month for the next 30 years to pay off the loan. how much more will ricky end up paying for the loan than the original value of $31,800? ricky will end up paying $ more than he borrowed to pay off the loan.

Answers: 1

continue

Mathematics, 21.06.2019 22:00, KindaSmartPersonn

20 points 1. your friend, taylor, missed class today and needs some identifying solutions to systems. explain to taylor how to find the solution(s) of any system using its graph. 2. taylor graphs the system below on her graphing calculator and decides that f(x)=g(x) at x=0, x=1, and x=3. provide taylor some feedback that explains which part of her answer is incorrect and why it is incorrect. f(x)=2x+1 g(x)=2x^2+1

Answers: 2

continue

Mathematics, 22.06.2019 00:30, Haileydusenbery

How many doughnuts are equal to 20 cookies.? 3 apples = 5 bananas6 cookies = 7 apples2 doughnuts = 1 banana

Answers: 2

continue

Mathematics, 22.06.2019 02:00, Isabellawuzhere

The price of a lawn mower is x dollars. the store is having a 75% end of summer clearance sale. which expression can be used to find the clearance price of the mower? a) .25x b) .75x c) x - .25(75) d) x + .25(75)

Answers: 3

continue

Do you know the correct answer?

A researcher performed an experiment with two groups. She found the difference of the means for each...