Calculate correlation coefficients between reading score and family income (r₁), math score and family income (r₂), and writing score and family income (r₃). Skip the first observations and use the lower bound of the range representing the family income variable.

X SAT Scores and Family Income How The Coronavirus Pandemic Made Consumer Bureau Chief Confirmed in on a False Claim, The CFA Test Tougher Close Senate Vote ucer family income Source: College Board Here are all three test sections next to each other (zoomed in on the vertical axis, so you can see the variation among income groups a little more clearly): All Test Scores 580 560 640 520 test score 500 480 460 critical reading - math 440 writing 420 000 07$> 000 002$ 000'007$-000'09L$ 000'08$-000 09$ 000'09$-000 Of$ 000'091$-000 OV L$ 000'0 $-000 074 000'001$-000'089 $120,000-$140,000 $100,000-$120,000 family income Source: College Board Math Scores 700 600 579 554 497 512 528 538 542 550 500 - -457 475 400 test score 300 200 100 000'07$> 000 007$ 000'0/$-000'07$ 000'098-000' OV$ 000'08$-000 098 000'001$-000 08$ $100,000-$120,000 $120,000-$140,000 000'091$-000 07 1$ 000'00Z$-000 091$ family incomeIX | SAT Scores and Family Income How The Coronavirus Pandemic Mad Consumer Bureau Chief Confirmed in w on a False Claim, The CFA Test Tougher Close Senate Vote ducer family Income Source: College Board hs Writing Scores 560 600 516 520 527 535 491 505 500 476 453 430 400 test score 300 200 100 000 07$> 000 002$