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GATE ECE 2015 Set 2 | Question: 29
Milicevic3306
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Probability and Statistics
Mar 28, 2018
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Mar 3, 2021
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Lakshman Patel RJIT
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Let the random variable $X$ represent the number of times a fair coin needs to be tossed till two consecutive heads appear for the first time. The expectation of $X$ is _______.
gate2015-ec-2
numerical-answers
probability-and-statistics
probability
random-variable
expectation
Milicevic3306
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Probability and Statistics
Mar 28, 2018
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Mar 3, 2021
by
Lakshman Patel RJIT
by
Milicevic3306
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Answer:
1.5
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