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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 18b. 2 and 17c. 3 and 15d. 2 and 15 Q2. What is the critical value of F at the 5% level of significance?
a. 3.29b. 3.68c. 3.59d. 3.20
Q3. What is the computed value of F? Show work!
a. 7.48b. 7.84c. 8.84d. 8.48
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The results of the simple linear regression are provided below.
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Study the effect of temperature on yield in a chemical process, four batches were produced at each of three temperature levels and construct an analysis of variance table
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A feed company is developing a feed supplement from two grains A and B. Each kilogram of A contains 0.3 grams of protein and 0.2 grams of carbohydrates; each kilogram of B contains 0.9 grams of protein and 0.1 grams of carbohydrates.
Use the least-squares method to compute the regression of coefficients b0 and b1.
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