Mandate Perceptions. L. Grossback et al. examined mandate perceptions and their causes in the paper “Comparing Competing Theories on the Causes of Mandate Perceptions” (American Journal of Political Science, Vol. 49, Issue 2, pp. 406–419). Following are data on the percentage of members in each chamber of Congress who reacted to mandates in various years.

House Senate 30.3 41.1 15.6 10.1 21 38 40 39 27 23.9 15.2 11.7 27 17 25 25 Use the technology of your choice to answer the following questions.

Explain your answers.

a. If you had to choose between the use of pooled t-procedures and nonpooled t-procedures here, which would you choose?

b. Is it reasonable to use the type of procedure that you selected in part (a)?