Find th critical for the middle 50%. Don't unstandardize.

opatovaL

opatovaL

Answered question

2021-01-15

Find th critical for the middle 50%. Don't unstandardize.

Answer & Explanation

BleabyinfibiaG

BleabyinfibiaG

Skilled2021-01-16Added 118 answers

μ=53.9
σ=28.5
proportion= 0.5000
proportion left 0.5000 is equally distributed both left and right side of normal curve
z value at 0.25=±0.674(0.502)
z=xμσ
so, X=zσ+μ=
X1=0.67428.5+53.9=34.68
X2=0.67428.5+53.9=73.12

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