In the context of a hypothesis test for two proportions, which of the following statements about the pooled sample proportion, p, is/are true? i. it estimates the common value of p1 and p2 under the assumption of equal proportions. ii. it is obtained by averaging the two sample proportions p1 and p2.iii. it is equal to the proportion of successes in both samples combined.

to determine the unit cost your would divide the total cost by the number sold.

7 bagels for $4.41       $4.41/7 = $.63 each at fresh side

5 bagels for $3.60         $3.60/5 = $.72 each at value mart

see below

step-by-step explanation:

x+2> 6

subtract 2 from each side

x+2-2 > 6-2

x > 4

there is an open circle at 4 since is it is greater than and the line goes to the right