Assume that the differences are normally distributed. Complete parts (a) through (d) below. Observation 4 6. 8. X; 41.8 52.3 51.0 49.2 50.9 53.2 45.7 43.5 Y; 45.2 51.1 52.8 54.5 50.2 53.1 47.5 46.3 (a) Determine d, = X; - Y, for each pair of data. Observation 4 8. d, (Type integers or decimals.) (b) Compute d and s.. (Round to three decimal places as needed.) (Round to three decimal places as needed.) %3D Click to select your answer(s). P Type here to search SUS 2. Assume that the differences are normally distributed. Complete parts (a) through (d) below. Observation 1 2. 4 8. 51.0 41.8 52.3 49.2 50.9 53.2 45.7 43.5 Y; 45.2 52.8 54.5 50.2 51.1 53.1 46.3 47.5 (c) Test if ua <0 at the a = 0.05 level of significance. What are the correct null and alternative hypotheses? ОВ. Н; Ра 30 0> Prt :H OD. Hg: Ha <0 O A. Ho: Hd>0 0> Prt :H O C. Ho: Hd <0 H7:H>0 (Round to three decimal places as needed.) P-value = Click to select your answer(s). ASUS OType here to search