The article “Production of Gaseous Nitrogen in Human Steady-State Conditions” (J. of App...

The article “Production of Gaseous Nitrogen in Human Steady-State Conditions” (J. of Applied Physiology, 1972: 155–159) reports the following observations on the amount of nitrogen expired (in liters) under four dietary regimens: (1) fasting, (2) 23% protein, (3) 32% protein, and (4) 67% protein. Use the Kruskal-Wallis test at level .05 to test equality of the corresponding μ_i’s.