A1 4 x X ✓ fx School A B с D E F Type N School! 1 2 3 3 Writing 400 360 381 525 4 3 4 5 436 5 6 7 8 5 6 7 9 8 1 1 9 10 11 12 13 14 15 16 Math 485 454 484 460 404 378 390 542 555 548 587 528 482 331 370 463 380 497 348 440 432 467 453 404 568 337 375 374 585 553 470 547 477 383 359 432 Test Takers 220 Private 453 Public 126 Private 135 Private 270 Public 139 Public 56 Public 407 Public 108 Private 123 Private 148 Private 288 Private 197 Private 178 Public 78 Public 116 Private 174 Pub 137 Private 119 Public 290 Private 116 Private 128 Private 365 Private 446 Public 131 Private 1 1 10 11 12 13 14 15 16 12 218 19 20 21 22 22 24 25 26 27 28 29 30 31 448 18 19 20 433 346 443 463 478 381 365 600 22 23 24 25
The accompanying table shows a portion of the average SAT math score (Math), the average SAT writing score (Writing), the number of test takers (Test Taker), and whether the school is a private or public school (Type) for 25 high schools in a major metropolitan area. School 1 2 2 25 Math 485 454 Writing 400 Test Takers 220 453 Type Private Public 360 568 600 131 Private Click here for the Excel Data File Construct a scatterplot that shows the math score on the x-axis and the writing score on the y-axis. Use different colors or symbols to show whether the high school is a private or public school. Describe the relationships between math score, writing score, and school type. Does the relationship between math score and writing score hold true for both private and public schools? Private schools tend to have higher math and writing scores, Public schools tend to have higher math and writing scores. There is no relationship between type of school and test scores. Both types of schools show a negative relationship between math and writing scores.
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