Given the following distribution of quiz scores for a statistics course:
87, 91, 74, 73, 80, 84, 68, 75
What is the variance?
A) 54
B) 7.35
C) 48
D) 43 2
Correct Answer:
Verified
Q1: The question below refers to the following
Q2: The range is useful for:
A)advanced statistical procedures.
B)estimating
Q3: Standard deviation can only be used for
Q4: The standard deviation measures the degree of
Q5: The question below refers to the following
Q7: A synonym for variability is:
A)width.
B)summary.
C)average.
D)none of the
Q8: Another synonym for variability is:
A)dispersion.
B)length.
C)mean.
D)di splay.
Q9: For a somewhat normal distribution, the range
Q10: The difference between the highest and the
Q11: The mean of the squared deviations is
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