Most of the data values are greater than the mean t or f

False.

Step-by-step explanation:

That's not true or it doesn't have to be. Take the following data set.

1,2,3,4 , 200

The mean is 210 / 5 = 42 The mean is 42. There is only 1 member of the data set that is above 42. The rest are below it.

Step-by-step explanation:

For 1-16, the degree of the polynomial is the highest power it has in a single term, or the highest sum if multiple variables in one term.

For the others, you'll need to factorise, and then sort the terms from highest power to lowest power.