There are 30 marbles in a bag. There are 11 red, 12 blue, and 7 green. What is the probability of selecting a green marble?
A.) 30%
B.)37%
C.)40%
D.)23%

Find the area of the unshaded square

Can someone me with this graph problem by the way i need to know the answers by today since this assignment is due ! !

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