Operating Systems
The 2 Independent Samples and Paired Data Samples Excel sheets are needed for this activity. Access the Excel sheets by clicking on the Class Survey Data File link on the Home Page. You must use your sdsu.edu account to access. You must download the file to use the data.
Below are 2 Word files: follow the Directions (1) to complete the assignment using the 2 Independent Samples and Paired Data Samples Excel sheets from the Class Survey Data File, and then submit your work using the Assignment Submission Form (2) via the appropriate link —
The first file is the instructions, and the second file is the turn-in sheet.
Directions:
1. T-test: 2 Independent Samples Assuming Unequal Variances
From the Class Survey Data File, using data from the 2 Independent Samples sheet —
Use the data set labeled with the first letter of your FIRST name.
A\ Click on the DATA TAB and then select DATA ANAYLSIS
B\ Select t-test: 2 Samples Assuming Unequal Variances
C\ Inputs:
Variable 1 Range: 1st Column of Data, including heading
● Variable 2 Range: 2d Column of Data, including heading
Hypothesized Mean Difference: 0
● click onLabels
Alpha : .10
Output Range: click on New Worksheet ply
2. T-Test: 2 Dependent Samples (Paired)Test
From the Class Survey Data File, using data from the Paired Data Sample sheet —
Use the data set labeled with the first letter of your LAST name.
A\ Click on the DATA TAB and then select DATA ANAYLSIS
B\ Select: t-Test: Paired Two Sample for Means
C\ Inputs: Same as for above Test using the Before and After columns of data.
3. See Assignment Submission Form
A & C\ State your Test Decision & Basis for the Decision: This is Step 5 of a hypothesis test and state what values are you comparing to make your decision. Do not state all the steps of a HT
B & D\ Interpretation\Analysis of Results: This is Step 6 of a HT – application of results to context.
● It is suggested you read the Survey Question for the response variable being tested.
● Whether you reject or fail to reject, the issue then becomes what is some plausible reason or explanation or interpretation for the outcome the test produced?
Responses should be concise, clear, and organized.
You are not asked to state H0and H1,but it will help you answer B & D.
Last Name:
Click or tap here to enter text.
First Name:
Click or tap here to enter text.
Independent Samples — Test Decision, Based On (TS vs CV or P-value vs Alpha):
[B] (Step 6 of a HT) Statement of any Plausible Explanation\Meaning\Application of the Test Result that goes beyond a reiteration Step 5:
Dependent Samples – Test Decision, Based On (TS vs CV or P-value vs Alpha):
[B] Statement of any Plausible Explanation\Meaning\Application of the Test Result that goes beyond a reiteration Step 5:
IMPORTANT: Submission Forms must be kept as a Word document or PDF or if needed try as an image (jpeg, jpg, or png). Other formats do not open on my end.
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