Math 201-Statistics project

Criteria

Levels of Achievement

Content 70%

Advanced

Proficient

Developing

Not present

Points Earned

Paragraph 1

17 points

15-17 points

Brief summary of article is comprehensive, accurate identification of key vocabulary, both statements of claim are clearly stated, the null and alternative hypothesis of both claims is clearly stated in words.

12-14 points

Brief article summary is present, accurate identification of key vocabulary, both statements of claim are listed (maybe not clearly) and the null and alternative hypothesis of both claims is stated (though it may not be in words)

1-11 points

Article summary is insufficient, claim statements are either incomplete or missing, null and alternative hypothesis for both claims are either incomplete or missing.

0 points

Paragraph 2

18 points

16-18 points

Mean, median, standard deviation and quartiles are correctly stated. Confidence interval is presented along with correct interpretation, description of hypothesis test for mean is complete and accurate, including alpha, test statistic, p-value, conclusion, and interpretation.

13-15 points

Mean, median, and quartiles are correctly stated. Confidence interval is presented but interpretation is either lacking or incomplete, description of hypothesis test for mean is complete and accurate, including alpha, test statistic, p-value, and conclusion. Interpretation of conclusion is either lacking or incomplete.

1-12 points

Multiple errors in summary statistics, confidence interval, and hypothesis test. Final interpretations of the confidence interval and hypothesis test are missing or inaccurate.

0 points

Paragraph 3

18 points

16-18 points

Sample size, number of successes, and proportion correctly stated. Confidence interval is presented along with correct interpretation, description of hypothesis test for proportion is complete and accurate, including alpha, test statistic, p-value, conclusion, and interpretation.

13-15 points

Sample size, number of successes, and proportion correctly stated. Confidence interval is present by interpretation is either lacking or incomplete, description of hypothesis test for proportion is complete and accurate, including alpha, test statistic, p-value, and conclusion. Interpretation of conclusion is either lacking or incomplete.

1-12 points

Multiple errors in summary statistics, confidence interval, and hypothesis test. Final interpretations of the confidence interval and hypothesis test are missing or inaccurate.

0 points

Structure 30%

Advanced

Proficient

Developing

Not present

Points Earned

Grammar and Spelling

10 points

9-10 points

Spelling and grammar are correct. Sentences are complete, clear, and concise. Paragraphs contain appropriately varied sentence structures. Answers are not a list of final calculations, but complete sentences with clear flow from one idea to the next.

7-8 points

Some spelling and grammar errors are present. Sentences are presented well. Paragraphs contain some varied sentence structures. Answers are not a list of final calculations, but complete sentences with flow from one idea to the next

1-6 points

Spelling and grammar errors distract. Sentences are incomplete or unclear. Paragraphs are poorly formed. Calculations are listed but not in sentences.

0 points

Three Paragraphs

5 points

5 points

Final report contains three paragraphs. One that address the article, one that addresses the claim about the mean, and one that addresses the claim about the proportion.

4 points

Final report contains three paragraphs, but they are not split between article, claim about the mean, and claim about the proportion as the directions require. Or the report contains more than three paragraphs.

1-3 points

Final report contains fewer than three paragraphs.

0 points

All Required Components

7 points

7 points

No components listed on the assignment are missing

5-6 points

One to two components listed on the assignment are missing.

1-4 points

More than two components listed on the assignment are missing.

0 points

Total Points

/75