Answer the following question please Which of the following

Answer the following question please

Which of the following options represent a positive correlation between exam grades and amount of studying? Read all options and then choose the best answer. a) Lower exam grades paired with higher amounts of studying b) Lower exam grades paired with lower amounts of studying c) Higher exam grades paired with higher amounts of studying d) Higher exam grades paired with lower amounts of studying e) Both options-b\' and represent positive correlations. f) Both options -and-d\' represent positive correlations.

Solution

1.

There is a positive correlation between two variables if both increase at the same time, or both decrease at the same time.

THus, OPTION E: Both options b and c represent positive correlations. [answer]

2.

External validity is the extent to which a study can be generalized to other situations and people.

Thus, we don\'t want to be overspecific here, like Psych 2300 classmates, on a High Street only.

Thus, the answer is OPTION E: A random sample of Ohio homeowners, contacted by phone. [answer]