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Nutrition 290 1,According to the article, Enhancing Physical Performance in Male

ID: 141630 • Letter: N

Question

Nutrition 290

1,According to the article, Enhancing Physical Performance in Male Volleyball Players With a Caffeine-Containing Energy Drink, the players ingested the caffeine in one part of the study but all the players also ingested a placebo (no caffeine).   

True

False

2.

According to the article, Enhancing Physical Performance in Male Volleyball Players With a Caffeine-Containing Energy Drink, which of the following is a control variable(s)?

Male

Previous volleyball experience

Previous light caffeine consumption

All of the above

a.

Male

b.

Previous volleyball experience

c.

Previous light caffeine consumption

d.

All of the above

Explanation / Answer

1) According to the article, Enhancing Physical Performance in Male Volleyball Players With a Caffeine-Containing Energy Drink, the players ingested the caffeine in one part of the study but all the players also ingested a placebo (no caffeine):

True

2) which of the following is a control variable(s)?

A) Male

A control variable is the one element that is not changed throughout an experiment,