For a sample of students, their total sat scores and college grade point averages (gpas) are: sat gpa 1070 3.50 1040 2.66 1120 3.54 1260 3.83 1100 2.60 1020 2.70 960 2.00 the least-squares regression line equation of gpa on sat score is

452,489 to the nearest thousand is 452,000

70

step-by-step explanation:

2*5=10

4*15=60

60+10=

70

the correct answer is d

hope this

example 2 – simplify: step 1: completely factor both the numerators and denominators of all fractions. step 2: change the division sign to a multiplication sign and flip (or reciprocate) the fraction after the division sign; essential you need to multiply by the reciprocal. step 3 : cancel or reduce the fractions.