Number of malfunctions X | 0 | 1 | 2 | 3 | 4 | 5 | 6 |
Probability f(x) | 0.17 | 0.29 | 0.27 | 0.16 | 0.07 | 0.03 | 0.01 |
A) \[1.74\]
B) \[1.80\]
C) \[0.74\]
D) None of these
Correct Answer: B
Solution :
Given,Number of Malfunctions \[({{x}_{i}})\] | Probability \[({{p}_{i}})\] | \[{{x}_{i}}{{p}_{i}}\] |
\[0\] | \[0.17\] | \[0\] |
\[1\] | \[0.29\] | \[0.29\] |
\[2\] | \[0.27\] | \[0.54\] |
\[3\] | \[0.16\] | \[0.48\] |
\[4\] | \[0.07\] | \[0.28\] |
\[5\] | \[0.03\] | \[0.15\] |
6 | \[0.01\] | \[0.06\] |
Total | \[1.8\] |
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