Finding percentile rank, correlation and hypothesis testing. Help! due tonight

#1
I have two rows of data comparing inches of snow and mood levels. The Inches of snow is (9,2,7,8,4) and moods are (8,2,6,6,2). The questions are as follows:
Percentile rank of 10 inches? Ranking of -1.3? What does this mean? Large correlation? Significant? Describe how you know using hypothesis testing. Also give
r2
b
a
Oy1
What does each represent?

My LAST assignment this semester!!! Counts in my final! Please help me if you can ASAP!