👤

17. What is the mean?
a 12.41
b. 13.61
c. 12.51
d. 13.71
18. What is the range?
a 15
b. 15.5
c. 25
d. 25.5
19. What is the mean deviation of the data?
a 5
b. 5.10
c. 5.20
d. 5.30
20. What is the standard deviation?
a 5.16
b. 6.11
c. 6.12
d. 6.15​


17 What Is The Meana 1241b 1361c 1251d 137118 What Is The Rangea 15b 155c 25d 25519 What Is The Mean Deviation Of The Dataa 5b 510c 520d 53020 What Is The Stand class=