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Probability 12 Online
OpenStudy (anonymous):

Suppose a normal distribution has a mean of 98 and a standard deviation of 6. What is P(x 92)?

OpenStudy (perl):

looks like you are missing inequality sign

OpenStudy (perl):

P( X < 92 ) ? or P( X > 92)

OpenStudy (anonymous):

the first one

OpenStudy (mathmale):

Like the problem you posted a bit later, this problem requires that you calculate the relevant z-score. What's the z-score formula?

OpenStudy (perl):

we can use a calculator normalcdf ( -1E99, 92, 98,6) = 0.158655

OpenStudy (mathmale):

This assumes that juiceman1000 has an appropriate TI calculator. Juiceman1000: what kind do you have, and have you used this calculator in probability distribution situations such as the problem you've posted?

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