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An experiment was performed to enhance the yield of chemical process. Four factors were selected, and two replicates of the completely randomized experiment were run. The results are shown in following table:

Treatment Replicate Replicate Treatment Replicate Replicate
Combination I II Combination I II
(1) 90 93 d 98 95
a 74 78 ad 72 76
b 81 85 bd 87 83
ab 83 80 abd 85 86
c 77 78 cd 99 90
ac 81 80 acd 79 75
bc 88 82 bcd 87 84
abc 73 70 abcd 80 80

a. Determine the factor effects.

b. Find out which factors are important in the describeing yield.

Statistics and Probability, Statistics

  • Category:- Statistics and Probability
  • Reference No.:- M922029

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