Asked by Jonathan Catano on Jul 18, 2024
Verified
What does the number 0.05 represent in the following: t(58) = 2.001,p < 0.05?
A) test statistic
B) t value
C) degrees of freedom
D) significance level
Significance Level
A threshold in statistical hypothesis testing that determines the probability of rejecting the null hypothesis when it is actually true.
Test Statistic
A type of statistic used in hypothesis testing, calculated from sample data, to determine the p-value or test the null hypothesis.
T Value
A statistic that is derived from a t-test and is used to determine if there is a significant difference between the means of two groups.
- Understand the concept of significance levels and their interpretation in hypothesis testing.
Verified Answer
BE
brenna eberhartJul 18, 2024
Final Answer :
D
Explanation :
The number 0.05 represents the significance level, which is the probability of rejecting the null hypothesis when it is actually true. It is commonly set at 0.05 or 0.01, depending on the field of study and level of rigor desired.
Learning Objectives
- Understand the concept of significance levels and their interpretation in hypothesis testing.