The national distribution of scores on the Advanced Placement (AP)examination in statistics (out of a possible 5 points)is provided in the following table. A simple random sample of 100 high school students who took the AP exam in statistics is taken from the high schools in a certain school district.The observed counts based on this sample of students are provided in the following table. What would be the null hypothesis for a chi-square test for testing if the national model can be used for students in this school district?

Question

The national distribution of scores on the Advanced Placement (AP)examination in statistics (out of a possible 5 points)is provided in the following table.  A simple random sample of 100 high school students who took the AP exam in statistics is taken from the high schools in a certain school district.The observed counts based on this sample of students are provided in the following table.  What would be the null hypothesis for a chi-square test for testing if the national model can be used for students in this school district?

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The Answer of The national distribution of scores on the Advanced Placement (AP)examination in statistics (out of a possible 5 points)is provided in the following table.  A simple random sample of 100 high school students who took the AP exam in statistics is taken from the high schools in a certain school district.The observed counts based on this sample of students are provided in the following table.  What would be the null hypothesis for a chi-square test for testing if the national model can be used for students in this school district?

The National Distribution of Scores on the Advanced Placement (AP)examination