In most cases, the hypothetical value comes from theory but the hypothetical value can also come from previous data. One sample tests compare the statistic that describes the center of a data set (mean or median) with a hypothetical value. Now perform a Column statistics analysis on the Cleaned data results file.Įxercise 9A: Comparing the mean to a hypothetical value Select the type of analysis and the column on which you want to perform the analysis:.Click the Analyze button in the Analysis section of the upper toolbar. ![]() Descriptive statistics are calculated for each column of a column table in the Column statistics analysis.Īs an example, we will use the cfb data (see Exercise 2C).Ĭalculate mean, median, standard deviation and quartiles of the INCOME column, which represents the yearly income per household.
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