Concept explainers
(a)
To calculate the
(a)
Answer to Problem 91E
Median = 7.5
Explanation of Solution
Given:
Formula used:
Calculation:
(b)
To compare the mean and median without any calculation.
(b)
Explanation of Solution
Based on the given the stem and leaf diagram, it is clearly visible that the data is skewed towards the right side or positively skewed. When the data positively skewed the value of mean is always greater than the median. Therefore, Mean > Median.
Chapter 1 Solutions
PRACTICE OF STATISTICS F/AP EXAM
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