For all normal curves, two standard deviations above and below the mean constitute roughly ---------------- of all cases.
A) 34%
B) 68%
C) 95%
D) 100%
Correct Answer:
Verified
Q13: The 2006 GSS reports the number of
Q14: The 2006 GSS reports the number of
Q15: using the following frequency distribution:
NUMBER
Q16: using the following frequency distribution:
NUMBER
Q17: For all normal curves, one standard deviation
Q19: For all normal curves, one standard deviation
Q20: For all normal curves, two standard deviations
Q21: The interquartile range is calculated by subtracting
Q22: Variance is calculated by averaging the deviations
Q23: Normal curves exist only in theory, not
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