Which of the following is suggested by a correlation coefficient, r, of -0.84 between random variables X and Y? A .a strong negative correlation between X and Y
B. a weak negative correlation between X and Y
c. a strong negative causal link between X and Y
D. a weak negative causal link between X and Y -

Select the correct answer. in the figure, angle k measures 45°. what is the measurement of angle c? a. 38° b. 45° c. 90° d. 98°

On new year's day, the average temperature of a city is 5.7 degrees celsius. but for new year's day 2012, the temperature was 9.8 degrees below the average. i) if a represents the average temperature on new year's day and 7 represents the temperature on new year's day 2012, what formula accurately relates the two values together? ii) what was the temperature on new year's day 2012? dt a 0.8 ii) - 4 1 degrees celsius da-t-98 ii) 59 degrees celsius 1) 7 = -9,8 11) 59 degrees celsius ii) l degrees celsius

School has 204 sixth grade students. if the sixth grade is 30% of the total school, how many students are in the middle school?