Statistics for Research: Chapter 5-Normal Distribution (Part 1/2)



This chapter introduces you about the normal distribution for Part 1/2.
—–Timestamps—-
00:00-Introduction [​សេចក្តីផ្តើម]
01:27-តើអ្វីទៅជាបំណែងចែកន័រម៉ល?(What is normal distribution?)
05:03-​រូបមន្តរបស់អនុគមន៍ដង់ស៊ីតេបំណែងចែកន័រម៉ល (The formula for the normal probability density function)
07:04-ចំណោតអវិជ្ជមាន (The Negative Skewed)
09:44-ចំណោតអវិជ្ជមាន (The Positive Skewed)
12:27-​ច្បាប់របស់បំណែងចែកន័រម៉ល (The Empirical Rules of Standard Normal Distribution)
22:45-បំណែងចែកស្តង់ដារន័រម៉ល (The Standardized Normal Distribution)
26:04-​តម្លៃរបស់ Z-​ Score ​ស្ថិតនៅខាងធ្វេង និងខាងស្តំានៃខ្សែរកោងរបស់ន័រម៉ល​ (To the left of any z value and Right of any Z value)
36:52-ឧទាហរណ៍ទី1 (​Exercise 1)
41:27-ឧទាហរណ៍ទី2-3(​Exercise 2-3)
46:03-ប្រូបាប៊ីលីតេតំបន់ក្រោមខ្សែកោង (The Probability as Area Under the Curve)
49:57-ឧទាហរណ៍ទី4(​Exercise 4)
1:05:31-ឧទាហរណ៍ទី5(​Exercise 5)

Please continue watch Part 2:

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