# Statistics and methodology - Statistics and Methodology Multiple Choice Questions

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A train arrives at a commuting station on time on an average of 8 out of 10 days. What is the probability that in a given week of 5 working days, the train will not arrive on time 2 of the 5 days?

 A. 0.364 B. 0.368 C. 0.2048 D. 3.46 Answer Report Discuss Option: C Explanation : P = 0.2, q = 0.8 n = 5, r = 2 Hence the answer is (c). Click on Discuss to view users comments. Write your comments here:
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How many combinations may be made of 10 things taken 4 at a time?

 A. 910 B. 212 C. 210 D. 215 Answer Report Discuss Option: C Explanation : Hence the answer is (c). Click on Discuss to view users comments. Write your comments here:
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Information technology strategic decision includes

 A. Management style and culture B. Mission critical applications C. Business goal D. All of the above Answer Report Discuss Option: D Explanation : Click on Discuss to view users comments. Write your comments here:
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Given