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Marketing and Consumer Behavior Staples sells photo paper in either glossy (G) or matte (M)…


Marketing and Consumer Behavior Staples sells photo paper in either glossy (G) or matte (M) finish. A sample of online customers who purchased photo paper was obtained, and each purchase was classified according to finish. The ordered observations are given in the following table.

Marketing and Consumer Behavior Staples sells photo paper in either glossy (G) or matte (M)...

Is there any evidence to suggest that the order of observations is not random? Use the runs test with the normal approximation and a 0.02 level of significance.