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iRubric: Double Stuf Assessment rubric

iRubric: Double Stuf Assessment rubric

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Double Stuf Assessment 
Chi-Squared Assessment
This rubric will be used to score students out of 10 points. Each initial understanding is worth 0 points, approaching understanding 1 point, and competent understanding 2 points.
Rubric Code: W2X858X
By nvanepps
Ready to use
Public Rubric
Subject: Math  
Type: Assessment  
Grade Levels: (none)

Powered by iRubric Double Stuf Report Assessment
  Initial Understanding

0 pts

Approaching Understanding

1 pts

Competent Understanding

2 pts

t-procedure Chosen and Explanation

Initial Understanding

An incorrect procedure is chosen and is justified incorrectly.

example justifications
1-sample t-test: 1 sample compared to a known or suspected mean
2-sample t-test: 2 samples whose means are being compared
Approaching Understanding

The correct procedure is chosen or the incorrect procedure is justified correctly.

example justifications
1-sample t-test: 1 sample compared to a known or suspected mean
2-sample t-test: 2 samples whose means are being compared
Competent Understanding

The correct procedure is chosen and is justified correctly.

example justifications
1-sample t-test: 1 sample compared to a known or suspected mean
2-sample t-test: 2 samples whose means are being compared
Null and alternate hypotheses

Initial Understanding

Less than two of these three items are met.

The null and alternate hypotheses are written accurately for the situation.

The hypotheses are for the correct t-test test.

Correct notation is used.
Approaching Understanding

Two of these three items must be met.

The null and alternate hypotheses are written accurately for the situation.

The hypotheses are for the correct t-test test.

Correct notation is used.
Competent Understanding

All three of these items must be met.

The null and alternate hypotheses are written accurately for the situation.

The hypotheses are for the correct t-test test.

Correct notation is used.
Conditions and Assumptions

Initial Understanding

Less than three of the four correct assumptions and conditions are met and identified.

There is a random sampling method.
Populations are independent.
The samples standard deviation is being used to estimate the population standard deviation.
Data is normally distributed or each sample size is at least 30.
Approaching Understanding

Three of the four correct assumptions and conditions are met and identified.

There is a random sampling method.
Populations are independent.
The samples standard deviation is being used to estimate the population standard deviation.
Data is normally distributed or each sample size is at least 30.
Competent Understanding

All four of the correct assumptions and conditions are met and identified.

There is a random sampling method.
Populations are independent.
The samples standard deviation is being used to estimate the population standard deviation.
Data is normally distributed or each sample size is at least 30.
Data Analysis

Initial Understanding

Less than two of these three items are met.

The correct p-value is found given the data.

The data is organized in some way so that it can be understood.

The data is presented with correct notation when necessary.
Approaching Understanding

Two of these three items must be met.

The correct p-value is found given the data.

The data is organized in some way so that it can be understood.

The data is presented with correct notation when necessary.
Competent Understanding

All three of these items must be met.

The correct p-value is found given the data.

The data is organized in some way so that it can be understood.

The data is presented with correct notation when necessary.
Conclusion

Initial Understanding

Less than two of these three items are met.

The p-value is interpreted correctly in comparison to the alpha level.

The correct hypothesis is addressed.

The conclusion includes the context of the question being answered.
Approaching Understanding

Two of these three items must be met.

The p-value is interpreted correctly in comparison to the alpha level.

The correct hypothesis is addressed.

The conclusion includes the context of the question being answered.
Competent Understanding

All three of these items must be met.

The p-value is interpreted correctly in comparison to the alpha level.

The correct hypothesis is addressed.

The conclusion includes the context of the question being answered.




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