The Niko Music Company uses a machine to produce compact discs that must meet certain specifications. When a sample of discs is selected in sequence from the assembly line, they are examined and judged to be defective (D) or acceptable (A), with the following results.

Use the runs test of this section to determine whether the given sequence is random. Use a significance level of α = 0.05. (All data are listed in order by row.)

Transcribed Image Text:

A A A A A A A A A D DA A A A A A A A A D D