Asked by Makayla Caplinger on Apr 24, 2024
A researcher tests the mean of a sample of 24 people and calculates a value of 1.98 for the t-statistic. For α = .05 (two-tailed) , which of the following decisions is MOST appropriate?
A) do not reject null (p > .01)
B) do not reject null (p > .05)
C) reject null (p < .05)
D) reject null (p > .05)
T-statistic
A statistical measure used to analyze the difference between two group means in relation to the variance observed within the groups.
Alpha
Alpha, often represented as α, is the threshold probability of committing a Type I Error, typically set at 0.05 or 5% in hypothesis testing.
- Evaluate whether to proceed with rejecting or not rejecting the null hypothesis upon reviewing p-values and alpha criteria.
Learning Objectives
- Evaluate whether to proceed with rejecting or not rejecting the null hypothesis upon reviewing p-values and alpha criteria.