If a t test were run on Excel at the 0.01 confidence level, using the data in Exercise 10, the following output would be produced.

Could a person who ran this test validly reject a null hypothesis that there is no difference in means? Is this the same answer as is reached in Exercise 10(b)? If not, explain how these answers could be different.

Transcribed Image Text:

1 t-Test: Paired Two Sample for Means Variable 1 Variable 2 1.352 0.779 0.77857 0.54203 5 4 Mean 5 Variance 6 Observations 7 Pearson Correlation 8 Hypothesized Mean Difference 9 df 10 t Stat 5 0.951423 4.4084749 0.0058072 3.7469363 0.0116144 4.6040805 11 P(Tt) one-tail 12 t Critical one-tail 13 P(T t) two-tail 14 t Critical two-tail