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stats lab 5-1

# stats lab 5-1 - Lab 5 i ii Population All possible rats...

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Lab 5 i) ii) Population Sample Imaginary All possible rats Observed đ’s All possible đ’s iii) The data does follow a normal curve to a certain extent. The smooth and normal curves do follow each other to a certain extent. The normal quantile plot has a straight line. There is an

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outlier on the right side. The skewness value is 0.88. The data is positively skewed. The kurtosis value is 1.64. Ideally, the kurtosis value should be between -1 to 1 which the kurtosis does not fall into. iv) Inferential Summary: Unknown population quantity of principle interest Estimate of d d=36.23 Give or take for d as an estimate of d Se=4.09 What is our 95% interval 36.23+(2.001)(4.09) 36.23-(2.001)(4.09) There is a large difference in statistical terms because null 0 is not included in the 95% interval. Graph without the Outlier
i) ii) Population Sample Imaginary All possible rats Observed đ’s All possible đ’s

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iii) This data does have a normal curve. It has a more normal curve than the previous graph.
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stats lab 5-1 - Lab 5 i ii Population All possible rats...

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