calculate the expected value E[MSTR] r=4 The management of a grocery store observes various employees for work productivity Table 10.3.3 gives the number of customers served by each of its four checko...
The management of a grocery store observes various employees for work productivity Table 10.3.3 gives the number of customers served by each of its four checkout lanes per hour Table 10.3.3 ANOVA Table Lane 1 16 18 Lane 2 Lane 3 Lane 4 Source ofDegrees of Sum of Mean Variation Freedom Squares Square F-Statistic p-Value Treatments Error Total 21 16 17 23 12 17 10 13 15 241 80.3333 147 388 9.8367 0.00046 10 18 21 8.166667 10 21 15 10 where μ. is a weighted mean: μ-Σ-1 ni,li/N.
The management of a grocery store observes various employees for work productivity Table 10.3.3 gives the number of customers served by each of its four checkout lanes per hour Table 10.3.3 ANOVA Table Lane 1 16 18 Lane 2 Lane 3 Lane 4 Source ofDegrees of Sum of Mean Variation Freedom Squares Square F-Statistic p-Value Treatments Error Total 21 16 17 23 12 17 10 13 15 241 80.3333 147 388 9.8367 0.00046 10 18 21 8.166667 10 21 15 10 where μ. is a weighted mean: μ-Σ-1 ni,li/N.