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Stats Multiple Choice Questions

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Question;Question 11. Let X be a random variable with the standard normal distribution.Find: P(-1.56 X 1.23). 0.89070.10930.90320.8849None of the above;Question 41. For some positive value of Z, the probability that a standard normal variable is between 0 and Z is 0.3340. The value of Z is:0.070.370.971.06;Question 51. For some value of Z, the probability that a standard normal variable is below Z is 0.2090. The value of Z is:- 0.81- 0.310.311.96;Question 61. Let X be a random variable with the standard normal distribution.Find: P(X <- 2.57)..0.99380.99650.00510.9949None of the above Question 71. Find the area under the standard normal curve for z = 0.07.0.50.75800.52790.53980.512;Question 81. Find the area under the standard normal curve for z = 2.36.0.99180.99870.99110.9909None of the preceding;Question 91. For some positive value of X, the probability that a standard normal variable is between 0 and +2X is 0.1255. The value of X is:0.990.400.320.16;Question 101. For some positive value of Z, the probability that a standard normal variable is between 0 and Z is 0.3770. The value of Z is:0.180.811.161.47

 

Paper#62318 | Written in 18-Jul-2015

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