Question
In: Statistics and Probability
A random sample of 9 biology students produced the following data, first test score, x 2nd...
A random sample of 9 biology students produced the following data,
| first test score, x | 2nd test score, y |
| 84 | 31 |
| 52 | 69 |
| 40 | 32 |
| 23 | 32 |
| 67 | 40 |
| 37 | 88 |
| 15 | 96 |
| 82 | 88 |
| 30 | 53 |
where x measures the 1st test score and y measures the second test score. What is the estimate of the y = a x + b regression intercept coefficient?
Solutions
Expert Solution
Regression analysis :Is the relationship between dependent variable and independent variable or predictor variable and outcome variable these are called regression coefficient
Regression Analysis Y=a+bX
Y=67.1429-0.1751X
a=67.1429 = intercept
b=-0.1751 = slope
Excel output :Data analysis ...Regression ...
orchestra answered 2 years agoRelated Solutions
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