I a T Test Is Used to Test the Significance

Multiple Choice

i. A t test is used to test the significance of the coefficient of correlation.
ii. When testing the strength of the relationship between two variables, the alternate hypothesis is:
H0: ρ > 0.
iii. Perfect correlation means that the scatter diagram will appear as a straight line

A) (i) , (ii) , and (iii) are all correct statements.
B) (i) and (ii) are correct statements but not (iii) .
C) (i) and (iii) are correct statements but not (ii) .
D) (ii) and (iii) are correct statements but not (i) .
E) (i) , (ii) , and (iii) are all false statements.