12. write your sample proportion on a sticky note, and place it on the number line that your teacher has drawn on the board. place your note above the value on the number line that
corresponds to your sample proportion.

possibly sample of size 20

Step-by-step explanation:

The graph of all the students’ sample proportions is called the sampling distribution of the samples’ proportions. This

sampling distribution is an approximation of the actual sampling distribution of all possible samples of size 20.

= 5

step-by-step explanation:

to find the 15th term substitute n = 15 into the nth term formula

= (- 3 × 15 ) + 50 = - 45 + 50 = 5