b)Population of women over 65, 29 women over 65, or supplemental hormones C) Fac

Question

b)Population of women over 65, 29 women over 65, or supplemental hormones

C) Factor - Alcoholism, hormone therapy, or type of drink.

e) alcoholic content of the drink, hormone level, supplemental intake, or age

There is some concern that if women over age 65 who take supplemental hormones also drink alcohol, their hormone levels will drop too low. Fourteen volunteers on hormone therapy were randomly divided into two groups, as were 15 other volunteers not on hormone therapy. In each case, one group drank an alcoholic beverage, the other a nonalcoholic beverage. An hour later everyone's hormone level was checked. Only those on supplemental hormones who drank alcohol showed a marked decrease a) Identify whether the above research is an observational study or an experiment. The described research is b) ldentify the subjects studied The subjects were c) Identify the factor(s) in the experiment, and the number of levels for each How many factors are involved in this experiment? an ( Type a whole number.) In the table below, name the factor(s) and the number of levels of each Factor Number of Levels Type a whole number.) d) Identify the number of treatments This experiment used treatments. (Type a whole number.) e) Identify the response variable measured The response variable i f) Identify the design (completely randomized, blocked, or matched) This experiment has a | design

Explanation / Answer

a) Research is an Experiment

b) Subjects were 29 women over 65

c) Factor is Type of drink and number of levels are 2 levels

d) There are 2 treatments

e) The response variable is Hormone level

f) This experiment has a Randomized design

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