Select all the statements that are true. 1.correlation coefficients must be between 0 and 1.
2.correlation coefficient is a numeric measure of strength and the direction between two quantitative variable.
3.a correlation coefficient of r = 0.92 indicates a strong, positive correlation.
4.correlation coefficients must be between - 1 and 1.
5.a correlation coefficient of r = 0.01 means there is no significant correlation.
6.a correlation coefficient of r = -0.17 indicates a strong, negative correlation.