Recent questions tagged variance

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GATE2015-1-2
Among the four normal distributions with probability density functions as shown below, which one has the lowest variance? $I$ $II$ $III$ $IV$

Among the four normal distributions with probability density functions as shown below, which one has the lowest variance?$I$$II$$III$$IV$

Arjun

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Arjun asked Feb 24, 2017

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GATE ME 2013 | Question: 24
Let $X$ be a normal random variable with mean $1$ and variance $4$. The probability $P \left \{ X \right.<\left. 0 \right \}$ is $0.5$ greater than zero and less than $0.5$ greater than $0.5$ and less than $1.0$ $1.0$

Let $X$ be a normal random variable with mean $1$ and variance $4$. The probability $P \left \{ X \right.<\left. 0 \right \}$ is$0.5$greater than zero and less than $0.5...

piyag476

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piyag476 asked Feb 19, 2017

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