**Description**:

**Total Possible Score**: 8.00

Total: 1.60

Distinguished - Performs the following: 1.Correctly identifies all variable data levels and 2. Provides correct reasoning for placing variables in the nominal, ordinal, or interval, categories.

Proficient - Performs the following but misidentifies *no more than three* data types and/or the reasons: 1. Identifies all variable data levels and 2. Provides reasoning for placing variables in the nominal, ordinal, or interval categories.

Basic - Performs the following but misidentifies *no more than* *eight *of the data types and/or the reasons: 1. Identifies variable data levels and 2. Provides reasoning for placing variables in the nominal, ordinal, or interval, categories.

Below Expectations - Performs the following but misidentifies *nine* *or more* of the data types and/or the reasons: 1. Identifies variable data levels and 2. Provides reasoning for placing variables in the nominal, ordinal, or interval, categories.

Non-Performance - There is either no response to problem one, or it fails to provide any correct identification and/or reasoning.

Total: 1.60

Distinguished - Performs all of the following correctly: 1.The data necessary for computations was selected accurately. 2. Accurate results produced. 3. The results are presented in a clear format. 4. Identified which variables this function does not work properly for. Correctly calculated and displayed asked for values for all three groups.

Proficient - *One* of the following was not done correctly: 1.The data necessary for computations was selected accurately. 2. Accurate results produced. 3. The results are presented in a clear format. 4. Identified which variables this function does not work properly for. Incorrectly calculated no more than three values.

Basic - *Two* of the following were not done correctly: 1.The data necessary for computations was selected accurately. 2. Accurate results produced. 3. The results are presented in a clear format. 4. Identified which variables this function does not work properly for. Incorrectly calculated no more than 14 total values.

Below Expectations - *Three *of the following were not done correctly: 1.The data necessary for computations was selected accurately. 2. Accurate results produced. 3. The results are presented in a clear format. 4. Identified which variables this function does not work properly for. Incorrectly calculated more than 15 values.

Non-Performance - There is either no response to problem two, or it does not provide correct statistical outcomes as asked for.

Total: 1.60

Distinguished - Performed all the following correctly: 1.The data necessary for computations was selected accurately. 2. Data counts were correct. 3. Produced accurate results. 4. Difference in values explained clearly.

Proficient - *One* of the following was not done correctly: 1.The data necessary for computations was selected accurately. 2. Data counts were correct. 3. Produced accurate results. 4. Difference in values explained clearly.

Basic - *Two* of the following were not done correctly: 1.The data necessary for computations was selected accurately. 2. Data counts were correct. 3. Produced accurate results. 4. Difference in values explained clearly.

Below Expectations - *Three* of the following were not done correctly: 1.The data necessary for computations was selected accurately. 2. Data counts were correct. 3. Produced accurate results. 4. Difference in values explained clearly.

Non-Performance - There is either no response to problem three, or it does not provide probability values as asked for.

Total: 1.60

Distinguished - Performed all of the following correctly: 1.Correct raw score identified for each group. 2. Z score correctly calculated. 3. Related probability determined. 4. Interpretation presented.

Proficient - *No more than four* errors were noted in the following: 1. Raw score identified for each group. 2. Z score calculated. 3. Related probability determined. 4. Interpretation presented.

Basic - *No more than* *eight* errors were noted in the following: 1. Raw score identified for each group. 2. Z score calculated. 3. Related probability determined. 4. Interpretation presented.

Below Expectations - *No more than* *15* errors were noted in the following: 1. Raw score identified for each group. 2. Z score calculated. 3. Related probability determined. 4. Interpretation presented.

Non-Performance - There is either no response to problem four, or it fails to provide any information on z-scores, distributions and relative value of different measures asked for in the question.

Total: 1.60

Distinguished - Provides thorough and accurate conclusions about the following issues: 1. Male and female pay inequality. 2. Consistency between and among different statistical measures of equality.

Proficient - Provides complete and mostly accurate conclusions about the following issues: 1. Male and female pay inequality. 2. Consistency between and among different statistical measures of equality.

Basic - Provides incomplete and/or inaccurate conclusions about the following issues: 1. Male and female pay inequality. 2. Consistency between and among different statistical measures of equality.

Below Expectations - Provides incomplete and inaccurate conclusions about the following issues: 1. Male and female pay inequality. 2. Consistency between and among different statistical measures of equality.

Non-Performance - There is either no response to problem five, or it fails to provide any correct response to the results about males and females.