Question: Refer to the epilepsy study data in Table 3.19. Use the data for the number of seizures after 8 weeks for the placebo patients and

Refer to the epilepsy study data in Table 3.19. Use the data for the number of seizures after 8 weeks for the placebo patients and for the patients treated with the drug progabide to answer the following questions.

a. Do the data support the conjecture that progabide reduces the mean number of seizures for epileptics? Use both a t test and the Wilcoxon test with Î± = .05.
b. Which test appears to be more appropriate for this study? Why?
c. Estimate the size of the difference in the mean numbers of seizures between the two groups.

ID TrBae 107 118 40 20 23 135 14 9 12 213 37 29 28 217 219 18 24 76 13 15 13 11 14 112 113 22 17 20 137 147 207 102 65 72 151 211 Age-31 30 25 36 2 34 37 28 36 24 23 36 26 26 28 31 32 2 2 2 32 25 30 40 19 22 18 32 20 30 18 24 30 35 27 28 23 40 33 21 35 25 26 25 22 32 25 35 21 41 32 26 21 36 37 ase-11 1 6 8 66 2 2 2 2 1 2 33 18 42 87 50 18 11 18 20 2 9 17 28 55 9 1 47 76 38 1919 24 3 4 1 6 4 7 22 13 46 36 38 7 36 15 22 41 32 56 24 16 22 25 13 12 "3354272250 22 4 2 4 9 53 29 5 7 4 458512284034364475003587380 63 4 7 5 3038102 3301980 23 6 6 6 8 6 2 0 0 3 2 2 6 3 3 3 2 6 2 4 3 9 9 3 1 7197072140236280 72 2 5 1 2 4 4 9 0 0 3 35440) 2 4 0 6 3 264940095044 3 2 4 1 1 5 4 7 4 6 6 3 7 4 4 7 8 12445710153631353304 r5324756054 26 2 4 7610 37 3 33328 18 2 3 3 1 8 0 3 2 4 25234205119162 02 4 8 1 1 6 3 1 2 0 1 148158 | ID-04 06 197 14 16 125 125 130 35 41 45 201200 222 201 210 220 603579 29 2 2 2 2 2 250 24 28 101 102 103 08 110 1 2 3 1 21 22 24 28 29 197 39 43 47 201 004 201 008 200 201 21 21 22 58 202 2%

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