Multiple Choice
The speed vehicles travelled on a local road was recorded for one month.The speeds ranged from 50 km/h to 65 km/h with a mean speed of 55 km/h and a standard deviation of 7 km/h.The quartiles and median speeds were 53 km/h,62 km/h,and 52 km/h.Is the distribution symmetric,skewed to the left,or skewed to the right? Explain.
A) Skewed to the right; mean lower than median.
B) Skewed to the right; mean higher than median.
C) Skewed to the left; mean higher than median.
D) Skewed to the left; mean lower than median.
E) Symmetric; mean higher than median.
Correct Answer:
Verified
Correct Answer:
Verified
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