Mathematics, 16.01.2021 01:00, tm133043
Which of these statements best defines a stratified random sample?
It is a sample where every nth element of the population is selected in a sequence.
It is a sample where the population is first broken into groups and then elements are randomly selected, in proportion, from each group.
It is a sample where the population is divided into roughly equal groups, and then elements are randomly selected from each group.
It is a sample in which every element has the same chance of being selected from the total population.
Answers: 2
Mathematics, 21.06.2019 20:00, lavorisjonesjr1
Worth 30 points! in this diagram, both polygons are regular. what is the value, in degrees, of the sum of the measures of angles abc and abd?
Answers: 2
Mathematics, 21.06.2019 20:00, rogelionavarro200314
Evaluate the discriminant of each equation. tell how many solutions each equation has and whether the solutions are real or imaginary. x^2 + 4x + 5 = 0
Answers: 2
Which of these statements best defines a stratified random sample?
It is a sample where every nth e...
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