Mathematics, 23.10.2019 20:50 kony345p
Words were displayed on a computer screen with background colors of red and blue. results from scores on a test of word recall are given below. use a 0.05 significance level to test the claim that the samples are from populations with the same standard deviation. assume that both samples are independent simple random samples from populations having normal distributions. does the background color appear to have an effect on the variation of word recallscores?
n x s
red background 35 15.14 5.91
blue background 37 12.42 5.42
Answers: 3
Mathematics, 21.06.2019 15:00
Factor completely. 4p^2 + 36p + 81 express the answer in the form (ap + b)^2
Answers: 3
Mathematics, 21.06.2019 17:30
How do you use the elimination method for this question? explain, because i really want to understand!
Answers: 1
Mathematics, 21.06.2019 18:10
Find the smallest number by which the given number should be divided to make a perfect cube(with steps or the answer will get reported) a.108 b.2187
Answers: 1
Words were displayed on a computer screen with background colors of red and blue. results from score...
History, 23.07.2019 14:30
Mathematics, 23.07.2019 14:30
Biology, 23.07.2019 14:30
Chemistry, 23.07.2019 14:30
English, 23.07.2019 14:30
Mathematics, 23.07.2019 14:30
Biology, 23.07.2019 14:30