What is the range of the given dataricci did a survey of the number of mobile games played by his classmates with the following results:{ 1, 2, 7, 3, 5, 6 }

7. What is the range of the given data?

a. 5
b. 7
c. 6
d. 4

8. What is the average deviation of the given data set?

a. 2
b. 4
c. 6
d. 8

9. What is the population variance of the given data set?

a. 5.67
b. 3.7
c. 6.63
d. 4.67

10. What is the population standard deviation of the given data set?

a. 2.61
b. 2.26
c. 2.16
d. 2.21​