The following Analysis of Variance table includes information from three treatments (samples) each with six observations. Suggestion: Fill in the missing values in the table to help the given questions:
Source Sum of squares df Mean square
Treatments 1116
Errors 1068
Total 2184
Q1. What are the degrees of freedom for the numerator and denominator?
a. 3 and 18
b. 2 and 17
c. 3 and 15
d. 2 and 15
Q2. What is the critical value of F at the 5% level of significance?
a. 3.29
b. 3.68
c. 3.59
d. 3.20
Q3. What is the computed value of F? Show work!
a. 7.48
b. 7.84
c. 8.84
d. 8.48