A teacher believes that the third homework assignment is a key predictor in how well students will do on the midterm. Let x represent the third homework score and y the midterm exam score. A random sample of last terms students were selected and their grades are shown below. Assume scores are normally distributed.

HW3Midterm13.359.81121.987.5399.753.7282596.2835.439.17413.266.09220.989.72918.578.9852086.215.473.2742593.259.752.2576.443.98420.279.76221.884.25823.192.9112387.8211.445.03414.971.86918.476.70415.160.4311565.1516.877.208

Approximately what percentage of the variation in the Midterm grade isaccounted for by the HW3 grade in this model?

Place your answer, rounded to1 decimal place, in the blank.Do notuse any stray punctuation marks or apercentage sign.For example, 78.9 would be a legitimate entry.%