## What is another name for stratified sampling?

## Is stratified random sampling advantageous or disadvantageous?

- However, it's not advantageous when the samples of the population vary widely.
**Stratified random sampling**is a method of**sampling**that involves the division of a population into smaller groups known as strata.

## How do you calculate proportional stratified random sampling?

- Proportionate
**Stratified Random Sampling**: In this approach, each stratum sample size is directly proportional to the population size of the entire population of strata. That means each strata sample has the same**sampling**fraction. Proportionate**Stratified Random Sampling**Formula: nh = ( Nh / N ) * n. nh= Sample size for hth stratum.

## How many age groups are there in a stratified random sample?

- So, you decide to gather a
**stratified random**sample with a sample size of 5,000 and the following five age strata: Silent Generation, Baby Boomers, Generation X, Millennials, and Generation Z.

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