A farmer wishes to work out the average milk yield in his herd that consists of an equal number of Ayrshire, Friesian, Galloway, and Jersey cows.Suppose the farmer selects 12 cows in the following fashion: The first cow to be born in January, February, March etc. is included in the sample. What type of sampling is being used?
A. simple random sampling
B. convenience sampling
C. capture-recapture
D. quota sampling
E. stratified sampling
Answer: A
Mathematics
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. Find a function y = f(x) so that (f ? g)(x) = 
.
A. f(x) = 
B. f(x) = x
C. f(x) = 
D. f(x) = x2
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Kirchoff's Law applied to a parallel circuit results in the following equation. Solve for I. 0 = 10.1 I + 2.3 I - 13
a. 12.4 b. +13 c. -13 d. 1.05
Mathematics
Solve the inequality and write the answer in interval notation.
?
What will be an ideal response?
Mathematics
The loudness, measured in decibels, of a bird call has a Uniform(57, 75) distribution. Find the probability that the loudness is between 68 and 72 decibels.
What will be an ideal response?
Mathematics