Explore BrainMass
Share

Collecting Data for a Study

This content was STOLEN from BrainMass.com - View the original, and get the already-completed solution here!

If you were designing a study which group, a population or a sample, would you collect data from and why? Provide an explanation regarding whether or not the standard deviation is a biased or unbiased estimate. When comparing the standard deviation to the variance, which do you prefer to interpret and why do you feel this way?

© BrainMass Inc. brainmass.com October 17, 2018, 10:32 am ad1c9bdddf
https://brainmass.com/statistics/dispersion-and-spread-of-data/collecting-data-for-a-study-509156

Solution Preview

Whenever a study is designed the sample is collected from a population of interest. A sample is always a representation of the population. We cannot take the full population because of lack of resources, time etc, so we always prefer a sample to conclude about the population. For example, we can select a sample of students from a university to check the average grades of students and based on the ...

Solution Summary

This solution is comprised of a detailed explanation the problem. In this solution, step-by-step explanation of this complicated topic provides students with a clear explanation.

$2.19
Similar Posting

Why is it critical to use the correct statistical procedure when analyzing data?

What are examples of good ethical guidelines for marketing research?

Why is the final report the most important part of a marketing research study?

Why is it critical to have a good data collection plan when do a marketing research study?

Why is it critical to use the correct statistical procedure when analyzing data?

What are examples of good ethical guidelines for marketing research?

Why is the final report the most important part of a marketing research study?

Why is it critical to have a good data collection plan when do a marketing research study?

2,054 words plus references

View Full Posting Details