Question
A frequency table shows scores 1, 2, 3 with frequencies 2, 3, 5. What is the mean score?
Select an option. Your answer will be checked instantly.
Correct Answer: B. 2.3
Explanation:
The weighted total is 1×2 + 2×3 + 3×5 = 23.
There are 10 observations, so the mean is 2.3.
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