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Mathematics 7 Online
OpenStudy (jessicawade):

z score and percentile help? will medal and fan

OpenStudy (jessicawade):

Find P(z > –2.575). A. 0.6500 B. 0.9950 C. 0.1950 D. 0.0050

OpenStudy (jessicawade):

*-

OpenStudy (jessicawade):

Find P(z>-2.575)

OpenStudy (anonymous):

0.994988, Positive.

OpenStudy (jessicawade):

Find the probability of selecting a z score less than 1.81. A. 0.0351 B. 0.9351 C. 0.9649 D. 0.9100

OpenStudy (jessicawade):

i got c

OpenStudy (jessicawade):

@Night-Watcher

OpenStudy (jessicawade):

oh, how?

OpenStudy (jessicawade):

kinda not really, lol i was looking at my chart for 1.81 and it was 0.9649 but that was wrong.

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