Please answer questions 4-7 please.

1. 

3) For both revenues and units, which number is greater - the average or the median - and what does this imply about the distribution of the underlying data? For Step 21: 4) Why are the weighted and unweighted average prices for any given product almost always different from each other? 5) For any given product, what would have to be true about monthly gross margins for the weighted and unweighted average margins to be the same? For Step 28: A 6) If you wanted to compare locations by gross profit generated over time for the Large product, how would you have to change the construction of the PT? For Step 33: 7) Does the pivot chart allow us to conclude that gross profit for the Small and Medium products will continue to diverge in the third quarter? Why or why not