{"id":"cb_practice_pdf:t10-math-m2-q2","source_id":"cb_practice_pdf","source_item_id":"t10-math-m2-q2","external_id":null,"ibn":null,"question_id":null,"program":"SAT","module":"math","domain_code":null,"domain":null,"skill_code":null,"skill":null,"difficulty":null,"score_band":null,"answer_type":"mcq","answer_source":"rationale","layout_warning":null,"form_id":"cb_practice_pdf:test-10","module_number":2,"position":2,"stem":"The scatterplot shows the relationship between two variables, x and y. A line of best fit is also shown. y 20 18 16 ~ a/' ~ 14 I V 12.,,,;^('^/ 10./, 8./, 6,^/' 4 2 u X 2 4 6 8 10 12 14 Which of the following equations best represents the line of best fit shown?","stimulus":"","stimulus_html":null,"stem_html":"<p>The scatterplot shows the relationship between two variables, x and y. A line of best fit is also shown. y 20 18 16 ~ a/&#x27; ~ 14 I V 12.,,,;^(&#x27;^/ 10./, 8./, 6,^/&#x27; 4 2 u X 2 4 6 8 10 12 14 Which of the following equations best represents the line of best fit shown?</p>","rationale_html":"<p>Choice A is correct. The line of best fit shown has a positive slope and intersects = + the y-axis at a positive y-value. The graph of an equation of the form y mx b, where m and b are constants, has a slope of m and intersects the y-axis at a = 3+4. y-value of b. Of the given choices, only y x represents a line that has a 3.4 positive slope, 1, and intersects the y-axis at a positive y-value, . Choice B is incorrect. This equation represents a line that intersects the y-axis at a negative y-value, not a positive y-value. Choice C is incorrect. This equation represents a line that has a negative slope, not a positive slope. Choice D is incorrect. This equation represents a line that has a negative slope, not a positive slope, and intersects the y-axis at a negative y-value, not a positive y-value.</p>","correct_answer":["A"],"has_media":false,"has_mathml":false,"has_table":false,"source_created_at":null,"source_updated_at":null,"options":[{"label":"A","content_html":"<p>y = x+3.4</p>","ord":0},{"label":"B","content_html":"<p>y = x−3.4</p>","ord":1},{"label":"C","content_html":"<p>y = −x+3.4</p>","ord":2},{"label":"D","content_html":"<p>y = −x−3.4</p>","ord":3}],"attribution":{"source_id":"cb_practice_pdf","source_name":"College Board full-length SAT practice tests (PDF)","rights_holder":"College Board","canonical_url":"https://satsuite.collegeboard.org/practice/practice-tests/paper","retrieved_from":"https://satsuite.collegeboard.org/practice/practice-tests/paper","attribution":"Full-length SAT practice tests 4–11 © College Board, published free at satsuite.collegeboard.org.","disclaimer":"Extracted from PDF layout: equations, figures and tables do not survive intact. Use the original PDFs for anything the text renders poorly. SAT® is a trademark registered by the College Board, which is not affiliated with and does not endorse this project.","license":"College Board copyright. Free to download; not licensed for redistribution.","redistributable":false,"item_count":905}}