Which of the following statements are not true?
A) The correlation coefficient r is a measure of how strongly related x and y are in the observed sample, while the correlation coefficient
Is a measure of how strongly related x and y are in the population
B) When
Is a sample from a bivariate normal distribution, where
Are the mean and standard deviation of X, and
Are the mean and standard deviation of Y , then the random variable
Where
Has approximately a t distribution with 2n degrees of freedom.
C) When
Is true, the test statistic
Where
Has a t distribution with n -2 degrees of freedom.
D) All of the above statements are true
E) None of the above statements are true.
Correct Answer:
Verified
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