The ages (in years) of the students in two ballet classes are shown below. • Class 1: 14, 8, 8, 10, 15, 12, 10,7
. Class 2: 9, 12, 10, 12, 10, 8, 12, 13, 11, 8
Which statement best compares the mean and range of the data for the two ballet classes?
A.
The means are equal, but the range is greater in class 1 than in class 2.
B.
The mean and range are greater in class 2 than in class 1.
C.
The means are equal, but the range is greater in class 2 than in class 1.
D.
The mean and range are greater in class 1 than in class 2.

Sarah used her calculator to find sin 125 degrees. she wrote down sin sin125 degrees.57. how could sarah recognize that her answer is incorrect?

Two angles are complementary. the larger angle is 36 more than the smaller angle. what is the measure of the larger angle?

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