Hello sir do all or else skip i will have to dislike otherwise i will definitely like for sure . Pls just dont do handwritten and chi square is 38.4   1. 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? 2. Under the null hypothesis, what is the expected number of students in the sample who get a score of 5 on the AP exam? 3. Which cell contributes most to the chi-square statistic? How large is this contribution? 4. What are the appropriate degrees of freedom for the chi-square statistic? 5. The chi-square statistic for these data equals 38.4. What do we know about the P-value for testing if the national model can be used for students in this school district?.

Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
ChapterCSR: Contents Of Student Resources
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Hello sir do all or else skip i will have to dislike otherwise i will definitely like for sure . Pls just dont do handwritten and chi square is 38.4

 

1. 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?

2. Under the null hypothesis, what is the expected number of students in the sample who get a score of 5 on the AP exam?

3. Which cell contributes most to the chi-square statistic? How large is this contribution?

4. What are the appropriate degrees of freedom for the chi-square statistic?

5. The chi-square statistic for these data equals 38.4. What do we know about the P-value 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 in
statistics (out of a possible 5 points) is provided in the following table.
Score
Percentage
1 or 2
40%
3
25%
4
23%
5
12%
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.
Score
1 or 2
3
4
Count
18
19
37
5
26
Transcribed Image Text: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. Score Percentage 1 or 2 40% 3 25% 4 23% 5 12% 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. Score 1 or 2 3 4 Count 18 19 37 5 26
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