Department of Agricultural Statistics, BACA AAU, Anand -388 110, Gujarat-India.
*PG Department of Statistics, S. P. University, Vallabh Vidhyangar -388 120, Gujarat, India.
The coefficient of variation (CV) of field experiments on mustard crop showed positive skewed distribution. The best fitted distribution to the data was Lognormal distribution. The 95% confidence limits showed that the CV should be between 13 to 15 percent difference of the estimator.
Coefficient of variation, Mean, Variance, Confidence interval, Maximum likelihood estimators, Lognormal distribution, Mustard crop