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A normal distribution has a mean of

by | Nov 30, 2023 | Posted Questions

Normal Probabilities – Using Z Score

A normal distribution has a mean of u= 40 and o=10. if a
vertical line is drawn through the distribution at x= 55, what proportion of
the scores on the right side of the line?

A normal distribution has a u= 80 and o= 10. what is the
probability of randomly selecting a score greater than 90 from this
distribution?

A normal distribution has a mean of u= 100 and o= 20. if one
score is randomly selected from the probability that the score will be less
than x= 84?

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