1. The following table shows the average number of hours per night sleeping by seven men and their youngest child. Hours sleep per night of father (x) 6.7 7.1 7.2 7.9 8.1 8.2 8.2 Hours sleep per night of youngest child (y) 7.9 8.0 8.5 8.7 9.1 9.2 9.5 e relationship can be modelled by a regression line with equation y = mx +c Find the correlation coefficient. Write down the value of m and of c Young Ramin sleeps for an average of 8.6 hours per day. Use your regression line to edict the average number of hours his father sleeps. Give your answer in hours and minutes rrect to the nearest minute