for science class, a student recorded the high and low temperatures, in fahrenheit, over a ten day period in september. the data is shown in the table.

low temperature, x 26 28 30 32 34 35 37 38 41 45

high temperature, y 49 50 57 54 60 58 64 66 63 72

a) what is the correlation for a linear model of this data? round to the nearest hundredth. r =

b) ten high and low temperatures in october are recorded and have a correlation coefficient of 0.89. in which month is there a stronger correlation between the high and low temperatures? explain your answer.