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If P(-z < Z < z) = 0.599, find z. Find P( -2.46 < Z <...

If P(-z < Z < z) = 0.599, find z.

Find P( -2.46 < Z < -0.63).

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Answer #1

1) Since ,

; Due to symmetry

............(I)

From standard normal probability table ,

................(II)

From (I) and (II) , we get ,

2)

; Due to symmetry

; From standard normal probability table

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