Journal of Probability and Statistics / 2009 / Article / Tab 3

Research Article

On the Existence and Uniqueness of the Maximum Likelihood Estimators of Normal and Lognormal Population Parameters with Grouped Data

Table 3

Grouped data: , , , , .

S.S

Average A.W. C.R. Average A.W. C.R.

30 21.657 31.826 92.7% 203.855 845.74282.2%
35 21.397 29.168 93.4% 189.163 679.64683.8%
40 21.201 26.989 93.1% 181.097 558.17684.6%
50 20.974 23.931 93.6% 172.924 429.35385.1%
100 20.495 16.577 94.3% 159.906 274.16689.2%

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