Use the regression calculator to compare students’ SAT scores based on their IQ scores. A 2-column table with 8 rows. Column 1 is labeled I Q with entries 115, 84, 111, 120, 105, 98, 96, 88. Column 2 is labeled S A T with entries 1,440, 780, 1,20, 1,560, 1,240, 1,200, 1,000, 920. The trend line shows ____ correlation. The equation of the trend line is ____