DP Mathematics SL Questionbank

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• 18M.2.sl.TZ2.1b: Use your equation to estimate the mean weight of a child that is 1.95 years old.
• 18M.2.sl.TZ2.1a.ii: Write down the correlation coefficient.
• 18M.2.sl.TZ2.1a.i: Find the value of a and of b.
• 18M.2.sl.TZ1.8c: The relationship between x and y can be modelled using the formula y = kxn, where k ≠ 0 , n ≠ 0 ,...
• 18M.2.sl.TZ1.8b: Use the regression equation to estimate the value of y when x = 3.57.
• 18M.2.sl.TZ1.8a: Find the value of a and of b.
• 17N.2.sl.TZ0.8e: Adam decides to increase the number of bees in each low production hive. Research suggests that...
• 17N.2.sl.TZ0.8d.ii: Find the number of hives that have a high production.
• 17N.2.sl.TZ0.8d.i: Find the value of \(k\);
• 17N.2.sl.TZ0.8c: Write down the number of low production hives.
• 17N.2.sl.TZ0.8b: Use this regression line to estimate the monthly honey production from a hive that has 270 bees.
• 17N.2.sl.TZ0.8a: Write down the value of \(a\) and of \(b\).
• 16M.2.sl.TZ2.8d: Find the year when Lina sells her car.
• 16M.2.sl.TZ2.8c: Calculate the price of Lina’s car after 6 years.
• 16M.2.sl.TZ2.8b: Use the regression equation to estimate the price of Lina’s car, giving your answer to the...
• 16M.2.sl.TZ2.8a: (i)     Find the correlation coefficient. (ii)     Write down the value of \(a\) and of \(b\).
• SPNone.1.sl.TZ0.2c: For the data in diagram D , which two of the following expressions describe the correlation...