Answer: 0.0336
Step-by-step explanation:
Given : The distribution of cholesterol levels in teenage boys is approximately normal with mean :
Standard deviation : 
The formula for z-score is given by :-

For x=225

The p-value =

The probability that a teenage boy has a cholesterol level greater than 225 =0.0336
Answer: f(t)=h(t)+d(t)
f(t)=-16t^2+15t+6
Step-by-step explanation:
I just got this question right
Answer:
252 ft
Step-by-step explanation:
h(t) = -16t^2 +64t + 192
We want to find h when t= 2.5
h(2.5) = -16 (2.5)^2 +64(2.5) +192
=-16(6.25) +160+192
=-100+160+192
=252