The following table shows counts of the number of days that employees were absent from a small manufacturing center. The null hypothesis is that the counts are uniformly distributed over the days of...

The following table shows counts of the number of days that employees were absent from a small manufacturing center. The null hypothesis is that the counts are uniformly distributed over the days of the week. Find the

(a) Degrees of freedom of
.

(b) Expected number of days absent on Wednesday, if
 holds.

(c) Value of
.

(d)
-value for testing
.