State whether the following statements are True or False 5 m

State whether the following statements are True or False. (5 marks, 1 Mark Each) 1. If x and y have a strong positive linear correlation, r is close to 1. 2. A perfect correlation of ± 1 occurs only when the data points all lie near to a straight line. 3. if r = 0.9, then r 2 = 0.81, which means that 19% of the total variation in y remains unexplained. 4. The values of F- distribution can be 0 or negative. 5. The null hypothesis for one- way ANOVA is that three or more population means are not equal.

Solution

1) true

2) true

3) true

4) false

5) false