A probability and statistics professor surveyed 11 students inher​ class, asking them questions about their study strategy. Thenumber of hours studied and the grade for the course test are inthe table​ below:
Hours Studied​ (X) | 11 | 99 | 22 | 44 | 99 | 11 | 88 | 1010 | 66 | 99 | 22 | |
Test Grade​ (Y) | 46 | 91 | 57 | 71 | 90 | 52 | 81 | 98 | 82 | 94 | 64 |
1.The correlation coefficient is....
he correlation coefficient in part a. suggests that therelationship between Hours Studied and Test Grade​ is:
A.
negative and strong
B.
positive and strong
C.
negative and weak
D.
positive and weak
