Table 5.6 gives three different distributions for the variable X. The frequencies for the three…

Table 5.6 gives three different distributions for the variable X. The frequencies for the three distributions are given by f1, f2, and f3. Find Pearson’s first and second coefficients of skewness for the three distributions.

Use the corrected standard deviation when computing the coefficients.

X

f1

f2

f3

0

10

1

1

1

5

2

2

2

2

14

2

3

2

2

5

4

1

1

10