why is the overline in the statistic a bad statistic why is overline not a good statistic what is the statistic value for overline why is overline x a bad statistic why is the sample mean not a sufficient statistic is overline x a sufficient statistic is statistic overline a good statistic? if overline is a good statistic why what is the cdf function of overline mean why is overline not a good statistic why is overline an inadequate statistic how much is a sufficient statistic why is the sample mean not a good statistic why is overline a good statistic? why is sample mean not a good statistic is overline a good statistic is overline a good statistic why is overline a good statistic why is overline a good statistic? why is overline x not a good statistic?