Mathematics, 03.07.2019 01:40 catdog5225

Acompany has been rating television programs for more than 60 years. it uses several sampling procedures, but its main one is to track the viewing patterns of 20,000 households. these contain more than 45,000 people and are chosen to form a cross section of the overall population. the households represent various locations, ethnic groups, and income brackets. the data gathered from the sample of 20,000 households are used to draw inferences about the population of all households in the united states. complete parts (a) and (b) below. what strata are used in the sample? choose the correct answer below.

Answers: 2

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 13:40, cmessick03

Which compound inequality can be used to solve the inequality 3x+2 > 7? -7 < 3x+2> 7 -7> 3x+27 3x + 2 > -7 or 3x + 2 > 7 3x + 2 < -7 or 3x + 2 > 7

Answers: 1

continue

Mathematics, 21.06.2019 17:00, 341404143

What is the difference between the points (4, 7) and (4, -5)? a. 0 units b. 2 units c. 4 units d. 12 units

Answers: 1

continue

Mathematics, 21.06.2019 18:20, vic2nvsty

Alana has 12.5 cups of flour with which she is baking four loaves of raisin bread and one large pretzel. the pretzel requires 2.5 cups of flour to make. how much flour is in each loaf of raisin bread? explain the steps to follow to get the answer.

Answers: 3

continue

Mathematics, 21.06.2019 19:10, imran2k13

The linear combination method is applied to a system of equations as shown. 4(.25x + .5y = 3.75) → x + 2y = 15 (4x – 8y = 12) → x – 2y = 3 2x = 18 what is the solution of the system of equations? (1,2) (3,9) (5,5) (9,3)

Answers: 1

continue

You know the right answer?

Acompany has been rating television programs for more than 60 years. it uses several sampling proced...