Answer:
<u>22</u>
Step-by-step explanation:
Ten percent of 20 is 2 <em>(i.e., one tenth)</em>, so 20 plus 10% is <u>22</u>
Answer:
0.033 is the probability that a teenage boy has a cholesterol level greater than 225.
Step-by-step explanation:
The following information is missing in the question:
Mean, μ = 170
Standard Deviation, σ = 30
Using the given information, we may solve the question as:
We are given that the distribution of distribution of cholesterol levels in teenage boys is a bell shaped distribution that is a normal distribution.
Formula:
a) P( cholesterol level greater than 225)
P(x > 225)
Calculation the value from standard normal z table, we have,
0.033 is the probability that a teenage boy has a cholesterol level greater than 225.
Answer:
60
Step-by-step explanation:
If 478 out of 534 parking spaces are taken, then you will be <u>subtracting</u>. When you subtract 534 and 478 (534-478), then you get 54. Remember 5 and up round to 10. 4 and below round to 0. So 56 rounds to 60 because 6 is greater than 5.
Hope it helps!
Answer:
4. Yes
5. Yes
6. No
Step-by-step explanation:
The answer is B the graph would become less steep