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Opiniones y comentarios de aprendices correspondientes a Sampling People, Networks and Records por parte de Universidad de Míchigan

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Good data collection is built on good samples. But the samples can be chosen in many ways. Samples can be haphazard or convenient selections of persons, or records, or networks, or other units, but one questions the quality of such samples, especially what these selection methods mean for drawing good conclusions about a population after data collection and analysis is done. Samples can be more carefully selected based on a researcher’s judgment, but one then questions whether that judgment can be biased by personal factors. Samples can also be draw in statistically rigorous and careful ways, using random selection and control methods to provide sound representation and cost control. It is these last kinds of samples that will be discussed in this course. We will examine simple random sampling that can be used for sampling persons or records, cluster sampling that can be used to sample groups of persons or records or networks, stratification which can be applied to simple random and cluster samples, systematic selection, and stratified multistage samples. The course concludes with a brief overview of how to estimate and summarize the uncertainty of randomized sampling....

Principales reseñas

DK

12 de jun. de 2020

I was very impressed with the course content as well as the expert presentation. This course has empowered with relevant and practical sampling skills that I will apply in the my work

AM

9 de may. de 2020

I gained solid foundations of sampling techniques from this course. The instructor is excellent, and the course content is very comprehensive.

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1 - 25 de 29 revisiones para Sampling People, Networks and Records

por Carlos F P

28 de dic. de 2019

Excellent course with very useful material on sampling selection techniques and the use of weights. The content is fundamental and provides information that is missing from most data analysis courses. Recommended but some basic knowledge of statistics will help grasp the content more easily.

por Mohammad M

28 de may. de 2017

the most comprehensive course about sampling undoubtedly. Try to take quizzes as well in order to get the most of the course and materials.

por marine h

24 de jun. de 2019

very difficult in comparison to the other courses of the specialisation. The professor seems great, but the course was far too difficult for my statistics basis and in comparison with the rest of the specialisation. This course needs a strong introduction or pre-course if it is to stay in the specialisation.

por La V M

5 de oct. de 2020

This is a very good course and I especially liked the peer review assessement.

por Jiangda O

19 de jun. de 2019

The MOST useful class among this survey specializations. Highly recommended.

por Sangha

12 de nov. de 2017

Excellent tutor. Easy to follow and useful coursework. Thanks!

por Georges C

2 de sep. de 2017

It was a fantastic course.

por Evan

13 de abr. de 2017

This is a good course and I enjoyed the video lectures. The course's reliance on peer-reviewed quizzes was not conducive to learning however. Coursera should seriously consider refraining from peer-reviewed assessments. The student's knowledge can easily be measured using traditional testing methods and the peer-reviewed materials could easily be modified.

por Victoria F

20 de abr. de 2017

This course was very good, but for people with less calculation experience, it takes far more time than posted. Also, it would be helpful to upload pdfs of slides so that formulas are more easily accessible and we don't have to scan back through videos to find them.

por Iyshia L

8 de nov. de 2018

This course was pretty difficult to me. I think that if there was a summary of the formulas and what the symbols meant that it would've been more helpful. Sometimes the examples did not seem that helpful, they were just a distraction

por Rawaz M S

4 de abr. de 2017

Very poor course, especially when it gets to the last weeks, there are no enough instructions to help you in the exam. it is all about money transaction, I am sorry to say that.

por G P

27 de feb. de 2018

A brilliant course for everybody interested in surveys and polls based on samples - whether as a producer of data who has to draw samples him- or herself or as a consumer of statistics wondering how scientists can make statements about a population by asking or examining just a few.

por Dunston K

13 de jun. de 2020

I was very impressed with the course content as well as the expert presentation. This course has empowered with relevant and practical sampling skills that I will apply in the my work

por Aizhan M

10 de may. de 2020

I gained solid foundations of sampling techniques from this course. The instructor is excellent, and the course content is very comprehensive.

por Kelly D

21 de may. de 2021

Very effective instructor who talks as if he's actually in class with you, rather than reading from slides.

por The B & T S

1 de may. de 2017

Very useful course to get the foundation in understanding the sampling process

por Daniele C

10 de abr. de 2021

Best course of the specialization. Great instructor.

por Kathleen j D

9 de may. de 2018

It is a tough course, but I learned so much

por Federico B

14 de sep. de 2017

Great course and excellent teaching.

por Simon G

7 de jul. de 2018

Great presentation of the materials

por Krishnendu K

16 de abr. de 2021

good way to learn new skills

por Ritika P

29 de mar. de 2021

AMAZING . I LOVED IT.

por Caryl T B

30 de ene. de 2021

Thank you so much!

por Mislav J

24 de mar. de 2019

Great course!

por Anna B R

29 de ene. de 2018

Great course