1. What is the probability that a value chosen from the standard
normal distribution is less than -0.86? (Keep 4 decimals)
2. What is the probability that a value chosen from the standard
normal distribution is greater than 2.02? (Keep 4 decimals)
3. what is the probability that a value chosen from the standard
normal distribution is between 0.44 and 1.35? (Keep 4 decimals)
4. Find Q1 for the standard normal distribution. (Keep 2
decimals)
5. Find Q3 for the...
1. What is the probability that a value chosen from the standard
normal distribution is less than -0.86? (Keep 4 decimals)
0.1949
0.02172. What is the probability that a value
chosen from the standard normal distribution is greater than 2.02?
(Keep 4 decimals)
0.24153. what is the probability that a value
chosen from the standard normal distribution is between 0.44 and
1.35? (Keep 4 decimals)
4. Find Q1 for the standard normal distribution. (Keep 2
decimals)
5. Find Q3 for...
Find the value of the probability of the standard normal
variable Z corresponding to the shaded area under the standard
normal curve. (Round your answer to four decimal places. You may
need to use the appropriate table in the Appendix of Tables to
answer this question.) P(0.2 < Z < 1.83) = ?
Find the value of the probability of the standard normal random
variable Z corresponding to this area. (Round your answer to four
decimal places.) P(−1.68 < Z < 1.23) =?
Since a normal distribution is taken into account, what
percentage of the distribution values will fall in the range of a
standard deviation below and above the mean?
A -) %68
B -) %50
C -) %99.7
D -) %99.5
5. Find the probability for the following
A. What is the probability if z value is at least 2 (z=2 and
more)?
B. What is the probability if z value is maximum 2 (z=2 and
less)?
C. What is the probability if z value is between -2 and
+1.25?