Number and Algebra
Functions
Geometry & Trigonometry
Statistics & Probability
Calculus
Calculate the linear relationship in the form y=ax+by = ax + by=ax+b for the data points (1,2)(1,2)(1,2) and (2,4)(2,4)(2,4).
Determine the equation y=ax+by=ax+by=ax+b passing through the points (0,5)(0,5)(0,5) and (3,11)(3,11)(3,11).
Find the linear equation y=ax+by=ax+by=ax+b that fits exactly the three points (1,3),(2,5),(3,7)(1,3),(2,5),(3,7)(1,3),(2,5),(3,7).
Calculate y=ax+by=ax+by=ax+b from the points (1,7),(3,3),(5,−1)(1,7),(3,3),(5,-1)(1,7),(3,3),(5,−1).
Determine y=ax+by=ax+by=ax+b for the data (2,3),(4,6),(6,9),(8,12)(2,3),(4,6),(6,9),(8,12)(2,3),(4,6),(6,9),(8,12).
Calculate the equation y=ax+by=ax+by=ax+b passing through the points (1,2),(2,1),(3,0),(4,−1)(1,2),(2,1),(3,0),(4,-1)(1,2),(2,1),(3,0),(4,−1).
Find the linear relationship y=ax+by=ax+by=ax+b that fits the five points (0,0),(1,3),(2,6),(3,9),(4,12)(0,0),(1,3),(2,6),(3,9),(4,12)(0,0),(1,3),(2,6),(3,9),(4,12).
For the points (1,2),(2,3),(3,6)(1,2),(2,3),(3,6)(1,2),(2,3),(3,6), find the best‐fit line y=ax+by=ax+by=ax+b by computing the exact regression parameters.
Find the regression line y=ax+by=ax+by=ax+b for the points (1,2),(2,5),(3,7),(4,10),(5,11)(1,2),(2,5),(3,7),(4,10),(5,11)(1,2),(2,5),(3,7),(4,10),(5,11).
Determine the least‐squares line y=ax+by=ax+by=ax+b for the data (0,5),(2,7),(4,9),(6,11),(8,13)(0,5),(2,7),(4,9),(6,11),(8,13)(0,5),(2,7),(4,9),(6,11),(8,13).
Determine y=ax+by=ax+by=ax+b by least squares for the six points (1,4),(2,6),(3,8),(4,9),(5,7),(6,5)(1,4),(2,6),(3,8),(4,9),(5,7),(6,5)(1,4),(2,6),(3,8),(4,9),(5,7),(6,5).
Find the best‐fit line y=ax+by=ax+by=ax+b for the eight points (1,2),(2,3),(3,5),(4,7),(5,11),(6,13),(7,17),(8,19)(1,2),(2,3),(3,5),(4,7),(5,11),(6,13),(7,17),(8,19)(1,2),(2,3),(3,5),(4,7),(5,11),(6,13),(7,17),(8,19).
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