Mathematics, 06.12.2020 20:20, bandchick527
3) Mrs. Najjar is comparing the means of her two Chemistry class on their unit 1 postttest. Her null hypothesis is
that there is no difference between the scores for the two classes. The difference in the sample means is 40
points with a standard deviation of the difference of the sample mean of 15 points. What is the 68% confidence
interval - how much would you add or subject from the mean AND find the actual interval?
Answers: 2
Mathematics, 21.06.2019 14:40, offensiveneedle
1. what is the phythaforean theorem? 2.what do we use it for? 1.what is the distance formula ? 2.what do we use it for?
Answers: 2
Mathematics, 21.06.2019 15:20, ayoismeisalex
1-for what value of x is line a parallel to line b 2-for what value of x is line a parallel to line b
Answers: 1
Mathematics, 21.06.2019 18:00, thompsonmark0616
What is the value of x in the equation 2(x-4) = 4(2x + 1)?
Answers: 1
3) Mrs. Najjar is comparing the means of her two Chemistry class on their unit 1 postttest. Her null...
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