A standardized​ exam's scores are normally distributed. In a recent​ year, the mean test score was 1468 and the standard deviation was 319 . The test scores of four students selected at random are ​1870, 1230​,2200 ​, and 1350. Find the​ z-scores that correspond to each value and determine whether any of the values are unusual.

"if it is my birthday, then it is snowing"

8

step-by-step explanation:

just put √(2) * √(32) into a calculator. that will make the answer be 8.

it will cost dollar $540

the living room is 3 which means if we divide 325/3 then we get $108

therefore if 1part of the living room cost $108 and 3 costed $325

then total 5part of the room will cost 5*108 which gives $540

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