Please help with this

Ascatterplot is produced to compare the size of a school building to the number of students at that school who play an instrument. there are 12 data points, each representing a different school. the points are widely dispersed on the scatterplot without a pattern of grouping. which statement could be true

What is the 12th term of b(n)=-4-2(n-1)

E. which of the following is not a possible probability? a. 25/100 b. 1.25 c. 1 d. 0