Answer:
Step-by-step explanation:
We want to evaluate the following limit.
We need to recall that, limit of a sum is the sum of the limit.
So we need to find each individual limit and add them up.
Recall that, as and the limit of a constant, gives the same constant value.
This implies that,
This gives us,
The correct answer is D
Answer: 4.27% of adults in the USA have stage 2 high blood pressure.
Step-by-step explanation:
Let x be a random variable that denotes a person with high blood pressure .
Given: Average blood pressure:
Standard deviation:
Someone qualifies as having Stage 2 high blood pressure if their systolic blood pressure is 160 or higher.
The probability that an adult in the USA have stage 2 high blood pressure:
Hence, 4.27% of adults in the USA have stage 2 high blood pressure.