For Exercises 37–51, do the following for the indicated data sets from the Section 4.1 exercises:

  1. Calculate the slope and the intercept of the regression line.
  2. State the regression equation in words.
  3. Interpret the value for the slope of the regression line, in terms of the variables from the particular exercise.
  4. Interpret the value for the intercept of the regression line, in terms of the variables from the particular exercise.

Question 4.148

satlanguages

50. SAT Scores, by Foreign Language. The table contains the mean 2014 SAT Critical Reading and Math scores, which are categorized by the foreign language taken in high school or spoken at home.

Language SAT Critical
Reading score
SAT Mathematics
score
Chinese 535 606
French 519 525
German 530 540
Greek 526 543
Hebrew 526 541
Italian 497 509
Japanese 521 552
Korean 490 576
Latin 556 556
Russian 483 535
Spanish 498 508