Beth wanted to buy vegetables. She noticed that brand A of black beans was on sale for 4 cans for 87 cents. Brand B was 3 cans for 79 cents. Which was a better buy?
A. Brand B was a better buy because those beans were 26.33 cents per can.
B. Brand A was a better buy because those beans were 21.75 cents per can.
C. Brand A was a better buy because those beans were a better brand.
D. Brand B was a better buy because 79 cents is less than brand A which was 87 cents,

The correlation coefficient between the number of students and marks obtained in end semester exam. (13 marks) give the statistical meaning of the relationship between the number of students and marks b. obtained in end semester exam. (3 marks) draw the number of students and marks obtained in end semester exam scatter diagram c. (4 marks) check list write your name and id corectly write the question number properly use your own calculator. show all the steps to solve the problems. use the correct formula. answer in provided time. don't use your mobile for any purpose. write your answer up to two decimal places