Existing validated measures of intelligence (IQ) have an ave…

Existing validated measures of intelligence (IQ) have an average IQ score of 100 and a standard deviation (SD) of 15. A trained clinician measured Micah’s IQ and found her IQ score was 130. Based on your understanding of the standard normal distribution, what percentage of the population performed BETTER than Micah (i.e., scores above 130 points)? ______% (only provide a numeric value to one decimal place) _______

The correlation coefficient between measure A and measure B…

The correlation coefficient between measure A and measure B is r = -.4. What percentage of variation in measure B is accounted for using measure A as a predictor?  _______%    (1 point) NOTE: Provide a NUMBER ONLY in the space provided for bonus points consideration – do NOT include special characters (e.g., %) _______