= 1/2 (a + b) h let me know if this helps :)
The probability would be 1/4 for hearts 1/13 for the number card I think this is right sorry if it’s not
Using a calculator I put 1,284/26=49.384615385. Rounded to tenth: 49.4 :)
Answer:
0.451751 is the proportion of variability of Gini Coefficient explained by our least squares lines
Step-by-step explanation:
Given

To predict: Gini by year
Required
Interpret the R squared
In statistics, r squared measures the extent to which the variance of one variable explains the variance of the other variable.
In this question, the variable to predict is Gini:
From the list of options, (c) is correct