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USE THE Z-TABLE TO FIND THE AREA TO THE LEFT OF Z=2.09

Sagot :

Finding the left-side area in the z-distribution is basically finding the following probability:

[tex]\begin{gathered} P\text{ \lparen z < }\alpha)\text{ = left area} \\ 1-P(\text{z < }\alpha)\text{ = right area} \end{gathered}[/tex]

Consider alpha the value of z given by the exercise.

According to excel, this probability is equal to 0.982.

Another approach could be:

View image AntoninaN355159
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