# change in distribution of number of students across grades

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School enrollment officials expected a change in the distribution of the number of students across grades and were not sure whether it is what they should have expected. Test the following data for goodness of fit at the .05 level.

Grade: 1 2 3 4 5 6

Number of students: 309 432 346 432 369 329

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##### Solution Summary

This solution is comprised of a detailed explanation for the distribution of number of students across grades. Chi-Square analysis with the help of Excel is performed. Null and Alternative Hypothesis are defined properly followed by the results and interpretation part. The calculations were done manually and valid conclusion as per the hypothesis is given.

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School enrollment officials expected a change in the distribution of the number of students across grades and were not sure whether it is what they should have expected. Test the following data for goodness of fit at the .05 level.

Grade: 1 2 3 4 5 6

Number ...

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