Based on the Normal model for snowfall in a certain town N(57,8) ,how many cm of snow would represent the 25th percentile?
A) 51.6 cm
B) 65 cm
C) 49 cm
D) 62.4 cm
E) 14.3 cm
Correct Answer:
Verified
Q68: the highest 86%
A)-1.08
B)0.8051
C)1.08
D)0.5557
E)-1.02
Q69: the highest 7%
A)-1.48
B)1.45
C)1.48
D)1.26
E)1.39
Q70: -0.55 < z < 0.55
A)41.76%
B)-90.00%
C)90.00%
D)-41.76%
E)43.57%
Q71: -0.73 < z < 2.27
A)76.47%
B)154.00%
C)48.84%
D)75.57%
E)22.11%
Q72: For a recent English exam,use the Normal
Q74: 0.7 < z < 1.98
A)-21.81%
B)21.75%
C)23.45%
D)173.41%
E)21.81%
Q75: -1.10 < z < -0.36
A)24.57%
B)-22.37%
C)22.37%
D)49.51%
E)22.39%
Q76: the highest 9%
A)-1.34
B)1.39
C)1.26
D)1.34
E)1.45
Q77: the middle 96%
A)0 to 2.05
B)-2.33 to 2.33
C)-3.00
Q78: the middle 87.4%
A)-1.46 to 1.46
B)-1.45 to 1.45
C)-1.39
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