1. Which of the following is the correct way to report the results of a hypothesis test and a measure of effect size using a t statistic?

t(19) = 2.30, r ² = 0.42, p < .05

t(19) = 2.30, p < .05, r ² = 0.42

r ² = 0.41 t(19) = 2.30 , p < .05

t 2.30, df = 19. p < .05, r ² = 0.42

2. If a researcher is using a t statistic to test a null hypothesis about a population, what information is needed from the population to calculate the t statistic?

You must know the population mean.

You must know the population variance or standard deviation.

You must know the population mean and the variance or standard deviation. .

The t statistic does not require any information about the population.

Answer rating: 100% (QA)

1 The correct way to report the results of a ... View the full answer