Answer:
The mean is 0.26
The standard deviation is 0.5765
Step-by-step explanation:
An image showing the step by step solution is attached.
15 / 40 = .375
total # total #
of girls of students
.375 = 37.5%
15/40 as a fraction ---> simplify ---> 3/8
Your answer is c
Hope this helps :)
Answer:
A
Step-by-step explanation:
just got it right
Answer:
y = -19
Step-by-step explanation: