Answer to Question #144999 in Statistics and Probability for d

Question

A researcher decides assess the significance of possible variation in
opening measurements of valves produced in manufacturing plant basing
on machine operator. The measurements are given below. Make an
analysis of variance of data. (Use short cut method)

Valve Opening measurement by operator

Operator 1 Operator 2 Operator 3 Operator 4
6.33 6.26 6.44 6.29
6.26 6.36 6.38 6.23
6.31 6.23 6.58 6.19
6.29 6.27 6.54 6.21
6.40 6.19 6.56
6.50 6.34
6.19 6.58
6.22

Answer 1

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