Suppose that a large population of test scores is NORMALLY DISTRIBUTED with mean= 400, and standard deviation o = 72.

1. Choose a SRS of size 36 and average these 36 scores. If YOU DO THIS MANY TIMES,
the mean of these sample means I will be close to what number?
(A) 500
(B) 300
(C) 400
(D) 600
(E) 700

The final cost of a sale is determined by multiplying the price on the tag by 75%. which best describes the function that represents the situation?

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

If bill bought a home for $210,000 and he sold it a year later for $120,000 his percentage of loss is