mizzcutie45 mizzcutie45

11-10-2016
Mathematics

contestada

explain stratified sampling?

Respuesta :

icecreamsoda icecreamsoda

11-10-2016

Stratified sampling is when a researcher divides the population into separate groups, known as strata. then a probability sample (simple random sample) is drawn from each group.

Answer Link

Otras preguntas

Please help!! You want to distribute 7 candies to 4 kids. If every kid must receive at least one candy, in how many ways can you do this?

Nabors Company reported the following current assets and liabilities for December 31 for two recent years: Dec. 31, Current Year Dec. 31, Previous Year Cash

The weights of a certain dog breed are approximately normally distributed with a mean of μ = 55 pounds, and a standard deviation of σ = 6 pounds. Fill in the in

Solve for x. Write both solutions, separated by a comma.7x^2-4x-3=0

A primary reason that both women and blacks were largely excluded from the expansion of democracy was: A. the argument that, since they did not have the vote i

Which expression is equivalent to -3(2m - 1) - n? 6m - n - 3 6m - n + 3 -6m - n - 3 -6m - n +3

Please paraphrase this while staying very close to the meaning, keeping a similar length, and not taking out or changing the quotes. One similarity between the

What challenges does South Africa face today as a democracy? Select two responses. -high poverty and high unemployment rates -rigid division between whites and

Total Winnings 4 Translate the business into Spanish by filling in the missing letters: eg

A wheel 2.40 m in diameter lies in a vertical plane and rotates about its central axis with a constant angular acceleration of 4.40 rad/s2. The wheel starts at