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Science-Related Homework Help Mathematics Topic started by: Ilovebacon22 on Feb 2, 2020



Title: Use the table of z-scores and percentiles to find the percentage of data items in a normal ...
Post by: Ilovebacon22 on Feb 2, 2020

Question 1.

Use the histograms shown to answer the question.



Can the number of A defects or the number of B defects be described using the normal distribution?

▸ The second is normal, but the first is not normal.

▸ Both are normal.

▸ The first is normal, but the second is not normal.

▸ Neither is normal.

Question 2.

Use the table of z-scores and percentiles to find the percentage of data items in a normal distribution that lie a. above and b. below the given score.

z = 0.3

▸ 38.21%, 61.79%

▸ 61.79%, 61.79%

▸ 0%, 100%

▸ 61.79%, 38.21%


Title: Use the table of z-scores and percentiles to find the percentage of data items in a normal ...
Post by: kiyomika on Feb 2, 2020
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