Dr. james found a correlation of -0.63 between exercise and weight loss in men over 40. this would be considered a correlation.

The answer is weak negative

Since the correlation is negative, the correlation would be the opposite of the hypothesis. If the number of correlation is near zero, it shows that the correlation is weak while further from zero show the correlation is strong. The number of correlation in this question is near zero (0.63) so it should be considered weak.

her next move would be to use agarose gel electrophoresis to separate the dna molecules of varying length and create a dna fingerprint.

d. planting trees

the trees take in carbon to make oxygen.