A vertical line on the value x = -4
For a:
you have your opposite side
you need your hypotenuse
you should use the s.o.h
Answer:
(a) mean = 377.5ml. standard deviation = 4.33
(b) 0.333
(c) 384.25 ml
Step-by-step explanation:
(a)The mean:

The standard deviation:

(b)

(c)P(x > m) = 0.95



So the volumn of shampoo should be 384.25ml to exceed 95% of containers.
Yes you are correct with that answer
Divide them both by 6
So it should be : 3/4