Equate the last year with the average.
For the past twenty years the high temperature on April 15th has averaged (j = 62 degrees with a standard deviation of a = 8. Last year and the high temperature was 66 degrees. Based on this information the last year's temperature on April 15th was ______________.
1) a little above average
2) far above average
3) above average, but it is impossible to describe how much above average
4) There is not enough information to compare last year with the average.