Which type of sampling method is being employed in the following example: “A post office manager was in charge of 11 postal delivery people. He wanted to do
a study on the customer's level of satisfaction for the customers he works with. So,
he asked 3 of his delivery people to ask every person on their delivery route to rate
their satisfaction of mail service on a scale of 1 to 10."

Answer soon(fast) 15 pts-brainliest? for right answer with small explination a restaurant catered a party for 40 people. a child’s dinner (c) cost $11 and an adult’s dinner (a) cost $20. the total cost of the dinner was $728. how many children and adults were at the party? use the table to guess and check.(i couldn't get the graph onto the question)                                8 children and 32 adults9 children and 31 adults10 children and 30 adults12 children and 28 adults

Answer this question! 30 points and brainliest!

The coordinates of a, b, and c in the diagram are a(p,4), b(6,1), and c(9,q). which equation correctly relates p and q? hint: since is perpendicular to , the slope of × the slope of = -1. a. p - q = 7 b. q - p = 7 c. -q - p = 7 d. p + q = 7