(a)
144.200 | mean Control |
146.800 | mean Treatment |
-2.600 | mean difference (Control - Treatment) |
1.517 | std. dev. |
0.678 | std. error |
5 | n |
4 | df |
-4.483 | confidence interval 95.% lower |
-0.717 | confidence interval 95.% upper |
1.883 | margin of error |
(b)
2.600 | mean d |
1.517 | std. dev. |
0.678 | std. error |
5 | n |
4 | df |
0.717 | confidence interval 95.% lower |
4.483 | confidence interval 95.% upper |
1.883 | margin of error |
(c) t value = 3.833
p-value = 0.0186
(d) md is statistically significant at 0.0186 < 0.05 level.
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