3 results.
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Question in Bill's workspace
Given a random variable $X$ normally distributed as $\operatorname{N}(m,\sigma^2)$ find probabilities $P(X \gt a),\; a \gt m;\;\;P(X \lt b),\;b \lt m$.
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Question in Content created by Newcastle University by
Newcastle University Mathematics and Statistics
Given mean and sd of 1000 sample returns on a scale of 1 to 7 together with a given score, find the z-score.
Also find the 95% confidence interval for the population mean.
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Question in Content created by Newcastle University by
Newcastle University Mathematics and Statistics
Given a random variable $X$ normally distributed as $\operatorname{N}(m,\sigma^2)$ find probabilities $P(X \gt a),\; a \gt m;\;\;P(X \lt b),\;b \lt m$.