This tutorial describes various measures of central tendency, their theory and use, and demonstrates them with an example on final exam scores. Data is given as well as SPSS and Minitab code. Key...

"Variability is the law of life, and as no two faces are the same, so no two bodies are alike, and no two individuals react alike and behave alike under the abnormal conditions which we know as...

This lesson on descriptive statistics highlights various measures of location and spread such as mean, median, mode, range, variance, and standard deviation. A multiple choice test is given at the...

This tutorial introduces mean, median, mode, variance, and standard deviation using sports statistics from the Internet and class-generated statistics. Students should understand stem-and-leaf plots...

This section of an online textbook discusses, through examples, making statements about the probability of an occurence based on standard deviation. It additionally explores using confidence...

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