Depending on how many could have taken the survey, it would be a random sample of the population of triathletes. However, if these surveys were conducted at a single event that was in an area where only a small range or area of triathletes attended, it may not be a good random sample.
She should do C, to find the best way to optimize profits.
Hey there,
Answer:
<span>The individual performing the procedure, study, or treatment
Hope this helps :D
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Answer:
The growth rate of the U.S economy in 2011 was 5.65%
Explanation:
This is a simple calculation
We use this formula to calculate percent changes from one period to another:
% change =
We have that the GDP for 2010 was $11,150 billion and the GDP in 2011 was $11,780 billions we then apply the formula:
% change =
% change = 
This means that the growth rate of the U.S economy in 2011 was 5.65%