In: Statistics and Probability
In the table provided, the data related to
INCOME | ACTIVITIES |
1,250 | 35 |
1,400 | 38 |
1,375 | 31 |
1,825 | 45 |
1,175 | 20 |
1,740 | 39 |
I- With the variables of biweekly income and number of activities performed by 6 people; find and analyze:
a. Linear scatter diagram
b. Correlation coefficient
c. Perform a null hypothesis test that the linear
correlation coefficients in the universe are not significantly
different from zero. Present the six steps learned, with a
significance level of 0.05, for the t & F test
d. Linear regression equation for Y
e. Margin of error
f. Estimate the level of activities with an income of
$1,600.