10 Is this an experimental or a Explain your answer The seco

#10

Is this an experimental or a Explain your answer. The second researcher the children two given a drink containing TOO me of caffeine and the other group gets a drink with s The researcher then records die level activity A researcher would like to evaluate the claim that doses of vitamin C can help prevent the com cold. One croup participants is given a large do the vitamin (500 mg per day J. and n second group given a placebo tsugai pill). The ic,catcher record number of colds each individual experience, dunn the 3-month winter season What scale of measurement I nominal, ordinal, interval, or ratio) is used to measure the depend variable?

Solution

a)

dependent variable : CONSUME VITAMIN C

b)

this variable is continous because it can be a number of decimals

c)

nominal because there are numbers