Mathematics, 23.11.2020 14:30, drainy0uandthefish

2. Which of the following statements is true? A. The sample size should be 50% of the population for an effective statistical study.
B. Stratified sampling is when every nth individual is selected.
C. Surveys should be designed so as to get as much private information from people as possible.
D. To determine if a conclusion is valid, you must consider the sampling technique, the sample size and the data gathering technique.

Answers: 1

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 16:00, bailey1025

5× 1/2 = ? a) more than 5 because you are multiplying by a whole number b) 5/10 because you multiply the numerator and denominator by 5 c) less than 5 because you are multiplying by a number that is more than 1 d) less than 5 because you are multiplying by a number that is less than 1

Answers: 3

continue

Mathematics, 21.06.2019 16:50, chl75

The parabola opens: y=√x-4 (principal square root) up down right left

Answers: 1

continue

Mathematics, 21.06.2019 23:00, lilque6112

The table below shows the function f. determine the value of f(3) that will lead to an average rate of change of 19 over the interval [3, 5]. a. 32 b. -32 c. 25 d. -25

Answers: 2

continue

Mathematics, 22.06.2019 03:30, davidsouth444

Calculate the mean value (expected value) of the following discrete variable x (10 points): x = 0, 1, 2, 3, 4, 5, 6 p(x) = 0.2, 0.2, 0.15, 0.15, 0.15, 0.1, 0.05

Answers: 1

continue

Do you know the correct answer?

2. Which of the following statements is true? A. The sample size should be 50% of the population fo...