What is the z-score of a value that is 2.08 standard deviations greater than the mean?________ Express the answer as a decimal. please show me how to answer the question I'm confused. Thanks for whomever helps.

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02-09-2016
Mathematics

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What is the z-score of a value that is 2.08 standard deviations greater than the mean?________ Express the answer as a decimal. please show me how to answer the question I'm confused. Thanks for whomever helps.

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SyntaxError SyntaxError · Answer 1 · 2016-09-03T00:37:32+02:00

SyntaxError SyntaxError

03-09-2016

Is there something else to this question?

For example the numbers 45 and 20

There should be a dialogue question. Let's assume we gathered files and they were distributed with a mean of 45 minutes and a standard deviation of 12 minutes.

Now let's assume some random person had to wait less than 20minutes
Now to calculate the z-score we will use
[tex] \frac{45-20}{12} = 2.08 [/tex]
This gives us a z-score of 2.08

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