Calculate the mean for the following distribution:
x: 5 6 7 8 9y: 4 8 14 11 3
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Answer:
Mean = 7.025
Step-by-step explanation:
We are given the following frequency distribution;
X f X*f
5 4 20
6 8 48
7 14 98
8 11 88
9 3 27
∑f = 40 ∑X*f = 281
Mean of the data is given by, X bar =
= = 7.025
Therefore, mean for the given distribution is 7.025 .
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