Why might a researcher choose to conduct a stratified random ...

[neverstopbelieb]

Why might a researcher choose to conduct a stratified random sample over a simple random sample? Give two reasons.

Question 2

With a (an) __________ sample, everyone in the population must have a specified chance of making it into the sample.
 Fill in the blank(s) with correct word

[helenmarkerine]

Answer to Question 1

ANY TWO OF THE FOLLOWING: 1) YOU CAN FIND (AND COMPARE) INDIVIDUAL ESTIMATES FOR EACH GROUP; 2) IF THE VARIABLE MEASURED GIVES MORE CONSISTENT VALUES WITHIN EACH GROUP, THE RESULTS ARE MORE ACCURATE; 3) MAY BE CHEAPER, IF STRATA ARE GEOGRAPHICALLY SEPARATED; 4) YOU COULD USE DIFFERENT INTERVIEWERS FOR EACH OF THE STRATA.

Answer to Question 2

PROBABILITY

[neverstopbelieb]

Excellent

[atrochim]

YES! Correct, THANKS for helping me on my review