Mr. Meinzen - Advanced Placement Statistics - Inference Worksheets

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Complete Inference Plan for Significance Tests

 

Step 1 : Variables and Assumptions

Describe, Symbols, and Numbers (given)

Describe, Symbols and Numbers

Options

Population:

Parameter: μ or p

Test : ____ SAMPLE____ TEST for _____

                  1 or 2           z or t         mean or proportion

 

or Confidence Interval

Sample:

H0:

μ = or p =

Critical Criteria:

                Confidence Level or α-level

Ha:

<, >, or ≠

 

Step 2 : Check Conditions of Test

1. Random:

 

2. Independent:

 

3. Normal:

 

 

Step 3 : Normalized Calculations and Graph

Normalized Criteria

Theory / Algebra / Formula

Data (Test Statistic)

Normalized Critical Value from Critical Criteria:

 

                                  z* or t*

z-score or t-score or P-value

 

Step 4 : Conclusion

 

Critical Level compared withTest Statistic

α-level compared with  P-value

Reject or Do Not Reject H0

or inside/outside Confidence Interval

Describe context :

Since ____________ is ___________, I __________ H0.

Make decision :

There is ___ sufficient evidence to conclude that _______________________________________.

 

Reduced Inference Plan for Significance Tests

Step 1 : VA

Describe, Symbols, and Numbers (given)

Describe, Symbols and Numbers

 

Population:

Parameter:

Inference Name :Test or Confidence Interval

 

Sample:

H0:

 

Critical Criteria:

Ha:

 

Step 2 : Conditions

1. Random:

 

2. Independent:

 

3. Normal:

 

 

Step 3 : Calculations and Graph

Normalized Criteria

Theory / Algebra / Formula

Data (Test Statistic)

 

 

                                  z* or t*

z-score or t-score or P-value

 

Step 4 : Conclusion

 

Criteria compared with Test Statistic

 

Reject or Do Not Reject H0

or inside/outside Confidence Interval

Describe context and

make decision :

 

 

 

 

Step 1 : VA

Pop & Param:

Test or CI:

 

Sam:

H0:

 

CC:

Ha:

Step 2 : Conditions

1. R:

 

2. I:

 

3. N:

 

 

Step 3 : Calc

 

Step 4 : Conclude