Calculate the mean for the following distribution:
x : | 5 | 6 | 7 | 8 | 9 |
y : | 4 | 8 | 14 | 11 | 3 |
X | y | yx |
5 | 4 | 20 |
6 | 8 | 48 |
7 | 14 | 98 |
8 | 11 | 88 |
9 | 3 | 27 |
N = 40 | ∑yx = 281 |
Mean = 
= 
= 7.025
1
Calculate the mean for the following distribution:
x : | 5 | 6 | 7 | 8 | 9 |
y : | 4 | 8 | 14 | 11 | 3 |
X | y | yx |
5 | 4 | 20 |
6 | 8 | 48 |
7 | 14 | 98 |
8 | 11 | 88 |
9 | 3 | 27 |
N = 40 | ∑yx = 281 |
Mean =
= = 7.025