Multiple Choice
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.
r=-0.816, n=5
A) Critical values: r= 0.878 , significant linear correlation
B) Critical values: r= 0.878 , no significant linear correlation
C) Critical values: r=0.950 , significant linear correlation
D) Critical values: r= 0.950 , no significant linear correlation
Correct Answer:

Verified
Correct Answer:
Verified
Q3: Sketch an example of a residual plot
Q4: The following residual plot is obtained after
Q5: Use computer software to find the
Q6: Find the value of the linear
Q7: A 0.01 significance level
Q9: Use the given information to find the
Q10: Which of the following statements concerning the
Q11: Find the value of the linear
Q12: A quadratic regression model is fit
Q13: Based on the scatterplot, select the most