Mathematics, 24.09.2019 04:20 amycressey1970
Aresearcher would like to evaluate the claim that large doses of vitamin c can prevent the common cold. one group of participants is given 500 mg of vitamin c (500mg per day) and a second group is given a placebo (sugar pill). the researcher records the number of colds each individual experiences during the 3-month winter season. a. identify the dependent variable for this study.
b. is the dependent variable discreet or continuous?
c. what scale of measurement (nominal, ordinal, interval, or ratio) is used to measure the dependent variable.
Answers: 2
Another question on Mathematics
Mathematics, 21.06.2019 16:20
Find the value of x for which abcd must be a parallelogram -9-6x x-30
Answers: 2
Mathematics, 21.06.2019 17:00
Acylinder has volume 45π and radius 3. what is it’s height?
Answers: 2
Mathematics, 21.06.2019 18:00
Solve this equation using substitution. {4x + y = −2} {4x + 6y = 44}
Answers: 1
Mathematics, 21.06.2019 19:00
In the figure below, ∠dec ≅ ∠dce, ∠b ≅ ∠f, and segment df is congruent to segment bd. point c is the point of intersection between segment ag and segment bd, while point e is the point of intersection between segment ag and segment df. the figure shows a polygon comprised of three triangles, abc, dec, and gfe. prove δabc ≅ δgfe.
Answers: 1
You know the right answer?
Aresearcher would like to evaluate the claim that large doses of vitamin c can prevent the common c...
Questions
Mathematics, 25.07.2019 21:30
English, 25.07.2019 21:30
English, 25.07.2019 21:30
Mathematics, 25.07.2019 21:30
History, 25.07.2019 21:30
Mathematics, 25.07.2019 21:30
History, 25.07.2019 21:30
History, 25.07.2019 21:30
English, 25.07.2019 21:30
Geography, 25.07.2019 21:30
