A researcher wantd to compare the pulse rate of identical twins to see wether there was any differece. Eight sets of twins were selected. the rates in the table are beats per minute. At a=0.10, is there a significant difference in the pulse rate of twins? Use the P-value method. complete and show all the steps.
| Twin A |
87 |
92 |
78 |
83 |
88 |
90 |
84 |
93 |
| Twin B |
83 |
95 |
79 |
83 |
86 |
93 |
80 |
86 |