Math Problem Statement
Given the linear correlation coefficient r and the sample size
n,
determine the critical values of r and use your finding to state whether or not the given r represents a significant linear correlation. Use a significance level of 0.05.
requals=0.767,
nequals=25
Question content area bottom
Part 1
A.
Critical values:
requals=plus or minus±0.396,
no significant linear correlation
B.
Critical values: r
equals=plus or minus±0.487,
significant linear correlation
C.
Critical values:
requals=plus or minus±0.487,
no significant linear correlation
D.
Critical values: r
equals=plus or minus±0.396,
significant linear correlation
Solution
Ask a new question for Free
By Image
Drop file here or Click Here to upload
Math Problem Analysis
Mathematical Concepts
Statistics
Linear Correlation
Significance Testing
Formulas
Critical value of r based on Pearson's correlation coefficient
Theorems
Pearson's Correlation Coefficient
Critical Values in Statistical Significance
Suitable Grade Level
Grades 11-12 or College-level Statistics
Related Recommendation
Statistical Significance of Pearson Correlation Coefficient r = -0.676
Calculate Pearson Correlation Coefficient for Car Age and Selling Price
Calculate Sample Size Using Correlation Coefficient and Z-Scores
Understanding a Correlation Coefficient of r ≈ 0.812 in Bivariate Data
Calculate the Number of Items in Correlation Analysis with Given Data