Which of the following pairs of variables is likely to have a negative correlation? the square footage of a home and its price the number of miles run and the number of calories burned the temperature outside and the number of coats and gloves sold the height of an adult male and his waist size

Answers; a) 135 degree’s b) 30 degree’s c) 180 or 0 degree’s d) 90 degree’s

Which one ? is the answer and how to find this answer

Needmax recorded the heights of 500 male humans. he found that the heights were normally distributed around a mean of 177 centimeters. which statements about max’s data must be true? a) the median of max’s data is 250 b) more than half of the data points max recorded were 177 centimeters. c) a data point chosen at random is as likely to be above the mean as it is to be below the mean. d) every height within three standard deviations of the mean is equally likely to be chosen if a data point is selected at random.