SAT Math · Problem-Solving and Data Analysis
Two-variable data: models and scatterplots practice questions
Each free question on this page comes with its answer and a full explanation, and each one is marked easy, medium or hard.
- Question 20 · easyThe equation C = 3.5g + 40 models the total cost C, in dollars, of a rental car after driving g gallons' worth of fuel,…
- Question 241 · mediumA linear model predicts a plant's height, in centimeters, as h(w) = 2.5w + 8, where w is the number of weeks since data…
- Question 259 · mediumA linear model predicts that a company will sell 50 units in a given month. The company actually sold 42 units that month. What…
- Question 260 · mediumA linear model was used to predict the weight of four different animals based on their length. The residuals (actual minus…
- Question 261 · easyA line of best fit for a data set is given by y = 2.5x + 30, where x represents years of experience and y represents predicted…
- Question 279 · easyA scatterplot shows that as the number of hours studied increases, exam scores tend to increase as well, with the points…
- Question 280 · mediumA researcher fits a linear model to a data set. When the residuals are plotted against the x-values, they show a clear curved…
- Question 299 · mediumTwo stores each fit a linear model relating advertising spending to monthly sales. Store A's model has a slope of 3.5, and Store…