# Essay on The Standard Deviation Of 16.4

In the same vein, the GPA for the students (N=40) portrayed a mean of 2.73, a median of 2.85, a mode of 2.90, yielding a standard deviation of .64815. This implies that the GPA of the students are distributed fairly evenly across the data set, representing a normal distribution, with most of the data close to the mean, demonstrating a quasi-inform pattern.

Standard deviation. A low standard deviation indicates closer proximity to the mean score of collected data, while a large deviation from the mean shows a spread and increased variability of the overall data away from the mean (Johnston, 2000). This latter finding would imply that outliers are likely at fault, attempting to stretch the scores on either sides of the central tendency. In the context of the SPSS Output Summary, the standard deviation on the GPA scores was noted .64815 against a mean of 2.73, while IQ scores show a standard deviation of 16.4, on a…