Author Question: Twenty sprint cyclists were randomly selected to be in a study designed to test the effectiveness of ... (Read 45 times)

bcretired · **on:** Aug 20, 2018

Twenty sprint cyclists were randomly selected to be in a study designed to test the effectiveness of 12 weeks of creatine supplementation on performance. Ten cyclists received a creatine supplement for three months while the other ten received a placebo. The cyclists did not know which supplement they were taking, while the researcher did have this information. The study was a(n) ____ study.
A) randomized
B) double-blind
C) crossover
D) unbiased

Question 2

Under the most demanding conditions (e.g., very high-intensity exercise), ATP concentrations in skeletal muscles are not likely to drop more than:
a. 5-10.
b. 10-20.
c. 20-30.
d. 40-50.