7 Assume That For 5 Randomly Selected Students X Is The Number Of Hours Spent Chatting On Line On The Weekend Before A 1 (35.7 KiB) Viewed 44 times
just b & c
7. Assume that for 5 randomly selected students, x is the number of hours spent chatting on-line on the weekend before an exam, and y is the exam score received. X 5 9 12 17 24 Y 87 65 69 52 40 a) Find the correlation coefficient for the given data set. b) Find the equation of the regression line. c) Predict the score achieved by a student who spent 20 hours chatting on-line using the equation of the regression line.
Join a community of subject matter experts. Register for FREE to view solutions, replies, and use search function. Request answer by replying!