The size of the sampling error is . a. inversely related to the population standard deviationb. in other words, the smaller the standard deviation, the larger the sampling error inversely related to the sample sizec. in other words, the larger the sample size, the smaller the sampling error directly related to the sample size d. in other words, the larger the sample size, the larger the sampling error directly related to the population mean e. in other words, the larger the mean, the larger the sampling error