Calculator Activity
2 VARIABLE STATISTICS & LINEAR REGRESSION
OBJECTIVE: To perform 2 variable statistics and run a linear regression
Analyze the data set using 2 variable statistics and perform a linear regression.
X | 1 |
| 1 |
| 2 |
| 3 | 10 |
Y | 2 |
| 2 |
| 4 |
| 7 | 10 |
STEP 1: Set the calculator to 2 variable statistics by pressing | . | |||||||
STEP 2: Enter 1,2 two times by pressing |
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STEP 3: Enter 2,4 by pressing |
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STEP 4: Enter 3,7 by pressing |
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STEP 5: Enter 10,10 by pressing |
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STEP 6: To determine the mean of the sample press | . |
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STEP 7: To determine the sample mean standard deviation for x press | ||||||||
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STEP 8: To determine the population standard deviation for x press | . | |||||||
STEP 9: To determine the number of samples for x press | . | |||||||
STEP 10: To determine the sum of the samples for x press | . | |||||||
STEP 11: To determine the sum of squares of samples for x press | . | |||||||
STEP 12: To determine the mean of the samples for y press | . |
STEP 13: To determine the sample mean standard deviation for y press
STEP 14: To determine the population standard deviation for y press
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STEP 15: To determine the sum of the samples for y press .
STEP 16: To determine the sum of squares of samples for y press .
STEP 17: To determine a press .
STEP 18: To determine b press .
NOTE: Other regressions can be done in a similar manner by just setting your
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