HW #5: Measures of Center

For each measure of center below, indicate whether is it resistant or not resistant. mean median midrange mode

mean - not resistant median - resistant midrange - not resistant mode - resistant

A researcher has collected the following sample data 5, 10, 6, 8, 5, 6, 7, 5, 14, 4 Match the summary to its numerical value

midrange = 9 median = 6 mode = 5 mean = 7 The ninth order statistic, x(9) = 10

A numerical value used as a summary measure of a sample, such as sample mean, is known as a

sample statistic

Match the symbol to its description.

μ = population mean N = population size n = sample size x-bar = sample mean