The table to the right 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. ​(a) Find the degrees of freedom of χ2. ​(b) Find the expected number of absences on a Wednesday​, if H0 holds. ​(c) Find the value of χ2 for testing H0.

The table to the right 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.
​(a) Find the degrees of freedom of

χ2.
​(b) Find the expected number of absences on a

Wednesday​,

if

H0

holds.

​(c) Find the value of

χ2

for testing

H0.
​(d) Find the​ p-value for testing

H0.
Days
 
Monday
24
 
Tuesday
54
 
Wednesday
42
 
Thursday
30
 
Friday
30
 
 
 
 

 

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