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#has-images #quantitative-methods-basic-concepts #statistics
Sample Mean
The sample mean is the average for a sample. It is a statistic and is used to estimate the population mean.
where n = the number of observations in the sample
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Subject 4. Measures of Center Tendency
13; where: N = the number of observations in the entire population X i = the ith observation ΣX i = add up X i , where i is from 0 to N <span>Sample Mean The sample mean is the average for a sample. It is a statistic and is used to estimate the population mean. where n = the number of observations in the sample Arithmetic Mean The arithmetic mean is what is commonly called the average. The population mean and sample mean are both examples of the arithmetic mean.
Subject 4. Measures of Center Tendency
13; where: N = the number of observations in the entire population X i = the ith observation ΣX i = add up X i , where i is from 0 to N <span>Sample Mean The sample mean is the average for a sample. It is a statistic and is used to estimate the population mean. where n = the number of observations in the sample Arithmetic Mean The arithmetic mean is what is commonly called the average. The population mean and sample mean are both examples of the arithmetic mean.
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