Q1) Determine the special property of standard normal distribution, compared to other normal distributions?

a) The mean is 0 and the standard deviation is 1.

b) The total area under the normal distribution curve is equal to 1.00.

c) The curve is continuous.

d) The mean is located at the center of the distribution.

Q2) Determine the probability P(z > 0.78) by using standard normal distribution.

a) 0.2200   

b) 0.7823   

c) 0.7177   

d)  0.2177

Q3) Determine the area under curve to the left of  z = 1.69.

a) 0.4545  

b) 0.4452  

c) 0.9545  

d) 0.9452

Q4) Determine the probability P(0.26 < z < 1.33) by using standard normal distribution.

a) 0.3056   

b) 0.6943   

c) 0.8057   

d) 0.4600

Q5) For normal distribution with mean 5 and standard deviation 6, value 11 has a z value of

a) -1   

b) 1   

c) 2   

d) 3