Variance is
A) a measure of the average, or central value of a random variable
B) a measure of the dispersion of a random variable
C) the square root of the standard deviation
D) the sum of the squared deviation of data elements from the mean
Correct Answer:
Verified
Q1: Which of the following is a
Q2: A weighted average of the value of
Q4: Which of the following is a characteristic
Q5: A random variable that can assume only
Q5: A measure of the average value of
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Q6: A numerical description of the outcome of
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Q10: A description of the distribution of the
Q11: A probability distribution showing the probability of
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