6. Researchers studying a pack of gray wolves in North America collected data on the length x, in meters, from nose to tip of tail, and weight y, in kilograms, of the wolves. A scatterplot of
weight versus length revealed a relationship between the two variables described as positive,
linear, and strong
a) For the situation described above, explain what is meant by each of the following words.
i. Positive:
ii. Linear:
iii. Strong: