Module 1 lesson 12

Question 1

The measure of blood lead in children would be best represented by which of the following probability models?

Answer 1

Normal

Question 2

Glucose levels in patients free of diabetes are assumed to follow a normal distribution with a mean of 120 and standard deviation of 16. Which of the following describes the approximate probability of a patient having a glucose level not exceeding 140

Answer 2

P(Z

Question 3

Glucose levels in patients free of diabetes are assumed to follow a normal distribution with a mean of 120 and standard deviation of 16. What is the approximate z score of the 95th percentile:

a. 2.50
b. 1.65
c. 1.25
d. 1.0
e. 1.96

Answer 3

1.65

Question 4

Glucose levels in patients free of diabetes are assumed to follow a normal distribution with a mean of 120 and standard deviation of 16. Which of the following describes the approximate probability of a patient having a glucose level not exceeding 140Glucose levels in patients free of diabetes are assumed to follow a normal distribution with a mean of 120 and standard deviation of 16. Which of the following describes the approximate probability of a patient having a glucose level will exceed 130

Answer 4

P(z>0.6)

Question 5

How many parameters to define a normal probability distribution?

Answer 5

2

Question 6

which of the following is 2 sd from the mean?
a, 68.2
b. none
c. 95.4
d. 99.6
e. 100

Answer 6

95.4