Problem A 2 1 point A researcher is interested in determining the effect of the amount of exposure (in Given these values, what would the regression model estimate will be the days) to a second language and proficiency in that second language (from 0-100). proficiency for a student with 60 days of exposure? O 39.8 They ran a linear regression and found the slope as 0.18 and intercept as 29. O 42.8 10.8 OO 1741 3 1 point How can we describe the relationship between these variables? Negative OO No relationship O Don't have enough information to determine O Positive 4 1 point The value of R2 was found to be 0.0325. Given this value, which of the following is the corresponding Pearson's r? 18 001 OOOO .065 None of the above