Question

Question 11 Claim -H2.Los=01, in two independent Samples; and we know that 01+02 (Chapter 8.2){variance are not equal Sample 1:X1 = 180, S9 = 2.4, ny = 15 Sample2: X2 = 184, 82=1.4, ng=18. The degree of freedom for the test - 14, C. 33 d. 15 b.17 A

Answer 1

Ho: M,=42 afr 0,=15 S=214 12=18 , 22=1.4 df a min (n-1, ".2-1) = min (14, 18) = [14] ( Conventional method] options