Which r-value represents the strongest correlation?
–0.83
–0.67
0.48
0.79

–0.83

Step-by-step explanation:

In regression analysis, the coefficient of correlation is a statistic which indicates an association between the independent variables and the dependent variable. The coefficient of correlation is represented by "r" and it has a range of -1 to 1. The nearer the r-value to -1 or 1 the better the correlation.

a box 3 3/4 feet long or 4+ feet.

step-by-step explanation:

if you are saying purchasing 3 social media ads and one newspaper ad counts as one purchase then there are:

6 purchases

if you are asking how many of each then:

18 social media ads

6 newspaper ads