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Suppose nine items are sampled from a normally distributed population with a mean of 116 and...

Suppose nine items are sampled from a normally distributed population with a mean of 116 and a standard deviation of 17. The nine randomly sampled values are shown in the table. 145 111 114 141 117 143 100 71 102

Calculate the probability of getting a sample mean that is smaller than the mean for these nine sampled values.

The probability that a sample mean is smaller than the mean for these nine values =   ​(Round to four decimal places as​ needed.)

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