Quartiles are the values that divide a data set into quarters: Put the values in order Divide the list into four equal parts The Quartiles are at the divisions The interquartile range shows the range ...

A cumulative frequency table shows a running total of the frequencies. A cumulative frequency diagram reproduces this table as a graph. The table below shows the lengths of 40 babies at birth. To ...

The binomial proportion is computed as the proportion of observations for the first level of the variable that you are studying. The following statements compute the proportion of children with brown ...

computes a chi-square goodness-of-fit test for specified proportions. The chi-square goodness-of-fit test examines whether the children's hair color has a specified multinomial distribution for two ...