Assume the random variable X is normally distributed with mean Āµ = 50 and standard deviation ? = 7. Compute the probability. Be sure to draw a normal curve with the area corresponding to the probability shaded. P(34<X<57) Which of the following normal curves corresponds to P(34 <X<57)? O A. ? B. Oc.
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For x=34: z = (34 - 50) / 7 = -2.29 For x=57: z = (57 - 50) / 7 = 1.00 Show moreā¦
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Assume that the random variable $X$ is normally distributed, with mean $\mu=50$ and standard deviation $\sigma=7 .$ Compute the following probabilities. Be sure to draw a normal curve with the area corresponding to the probability shaded. $P(X \leq 58)$
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Assume that the random variable $X$ is normally distributed, with mean $\mu=50$ and standard deviation $\sigma=7 .$ Compute the following probabilities. Be sure to draw a normal curve with the area corresponding to the probability shaded. $P(56<X<68)$
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