Answer:
BCA = 65
Step-by-step explanation:
-3(3) - y = -7
-9- y = -7
add 9 to each side -y = 2
y=-2
Answer:
Step-by-step explanation:
It would be more obvious if it says z is a standard Normal variable and that the question is related to statistics.
From "Computing Probabilities Using the Cumulative Table" , the probability of z is less than 1.16, P(z<1.16) = 0.8770.