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In: Statistics and Probability

(NO CLICKED PHOTOS OR SCREENSHOTS PLEASE, ONLY COMPLETE SOLUTION) The data in the table below presents...

(NO CLICKED PHOTOS OR SCREENSHOTS PLEASE, ONLY COMPLETE SOLUTION) The data in the table below presents the hourly quantity of production for three lines of production processes over the first 4 days in XYZ Company. Answer the questions based on the Excel Output given below.

Day

Process 1

Process 2

Process 3

1

33

33

28

2

30

35

36

3

28

30

30

4

29

38

34

ANOVA: Single Factor

SUMMARY

Groups

Count

Sum

Average

Variance

Process 1

4

120

30

4.66667

Process 2

4

136

34

11.3333

Process 3

4

128

32

13.3333

ANOVA

Source of Variation

SS

df

MS

F

P value

Between Groups

32

?

?

?

Within Groups

88

?

?

Total

120

11

  1. State the null and alternative hypothesis for single factor ANOVA.
  2. State the decision rule (α = 0.05).
  3. Calculate the test statistic.
  4. Make a decision.

Solutions

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