Mathematics, 13.03.2020 22:02 desireawhatspoppin

There is a common belief that the phases of the moon have a powerful influence on behavior. In
fact, the full-moon effect has been studied by a number of researchers. It is believed that the full moon negatively affects psychological functioning. To study this, a researcher analyzes the number of emergency admissions to psychiatric hospitals during nights when the moon is full as opposed to nights when it is not full.
The scores represent the number of admissions to each hospital on a random days throughout the year when the moon was full and a random days throughout the year when the moon was not full.

Is this independent groups t-test or correlated groups t-test and why?

Answers: 2

Show answers

Another question on Mathematics

Mathematics, 21.06.2019 12:50

Radii ok and nl are perpendicular to om because of the radius-tangent theorem. by definition of perpendicular, angles kom and lnm are right angles. this means that triangles kom and lnm are right triangles. angle lmn is common to both right triangles, so by the triangles kom and lnm are similar.

Answers: 2

Answer

Mathematics, 21.06.2019 20:20

Abag contains 3 red marbles, 2 blue marbles, and 2 green marbles. one marble is picked, then another marble. assume that the selections are made with replacement. a) find the probability of picking two red marbles with replacement. b) find the probability of picking a red marble and a blue marble. assume the selections are made without replacement. c) find the probability of picking two red marbles without replacement. d) find the probability of picking a red marble and a blue marble without replacement.

Answers: 1

Answer

Mathematics, 21.06.2019 21:00

Abakery recorded the number of muffins and bagels it sold for a seven day period. for the data presented, what does the value of 51 summarize? a) mean of bagels b) mean of muffins c) range of bagels d) range of muffins sample # 1 2 3 4 5 6 7 muffins 61 20 32 58 62 61 56 bagels 34 45 43 42 46 72 75

Answers: 2

Answer

Mathematics, 21.06.2019 21:30

Alcoa was $10.02 a share yesterday. today it is at $9.75 a share. if you own 50 shares, did ou have capital gain or loss ? how much of a gain or loss did you have ? express the capital gain/loss as a percent of the original price

Answers: 2

Answer

You know the right answer?

There is a common belief that the phases of the moon have a powerful influence on behavior. In
...

Questions