Suppose you are interested in testing whether the mean earning of men in California differs significantly from the mean earning of men in New York. If the number of men from California in the sample is 123 and the number of men from New York in the sample is 88, how many degrees of freedom are there?

(123+88)-2= 209

Step-by-step explanation:

Step-by-step explanation:

The average of a set of values is equal to the sum of the values in that set divided by .

Therefore, the average of your 5 scores is equal to . Since evidently your grade is represented by the average of all your scores, your new grade is 81.