Can I please get help with number 4 and 5
1 answer:
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If a normal random variable has mean of 0 and standard deviation of 1, it is called a standard normal distribution.
<h3>Normal Probability Distribution</h3>The z-score of a measure X of a normally distributed variable with mean and standard deviation
is given by:
- The z-score measures how many standard deviations the measure is above or below the mean.
- Looking at the z-score table, the p-value associated with this z-score is found, which is the percentile of X.
For the standard normal distribution, the mean and the standard deviation are given, respectively, by:
More can be learned about the normal distribution at brainly.com/question/24537145
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