Tuesday, January 9, 2024
WAEC 2023 BIOLOGY PRACTICAL QUESTIONS AND ANSWERS | COMPLETE 2023 WAEC BIOLOGY PRACTICAL SPECIMENS
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LESSONS BIOLOGY: PRACTICAL ON ECOLOGICAL INSTRUMENTS
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LESSONS MATHEMATICS: CHANGE OF SUBJECT OF FORMULA
Monday, January 8, 2024
Biostatistics Tutorial Full course for Biostatistics and Epidemiology Department Njala University
Biostatistics are the development and application of statistical methods to a wide range of topics in biology. It encompasses the design of biological experiments, the collection and analysis of data from those experiments and the interpretation of the results.
The following topics of #biostatistics have been discussed in this course
⭐️ Table of Content ⭐️
0:00 Module 1 - Introduction to Statistics
29:13 Module 2 - Describing Data: Shape
45:44 Module 3 - Describing Data: Central Tendency
1:03:34 Module 4 - Describing Data: Variability
1:34:51 Module 5 - Describing Data: Z-scores
1:43:25 Module 6 - Probability (part I)
2:09:21 Module 6 - Probability (part II)
2:26:22 Module 7 - Distribution of Sample Means
2:41:24 Module 9 - Estimation & Confidence Intervals & Effect Size
2:56:59 Module 10 - Misleading with Statistics
3:17:43 Module 11 - Biostatistics in Medical Decision-making
4:13:36 Module 11b - Biostatistics in Medical Decision-Making: Clinical Application
4:56:51 Module 12 - Biostatistics in Epidemiology
5:05:16 Module 13 - Asking Questions: Research Study Design
5:10:15 Module 14 - Bias & Confounders
5:39:20 Module 16 - Correlation & Regression
6:06:19 Module 17 - Non-parametric Tests
⭐️ Credit⭐
Creator: Quinnipiac University: Health Professions Biostatistics
License: Creative Commons Attribution license (reuse allowed)
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Introduction to High School Chemistry Topic: Matter
This is the first lesson in a High School Chemistry full course. If you are looking to supplement your high school chemistry class or if you are looking for online high school chemistry videos for your home school student, we are here to help. The course is broken up into 16 chapters with a total of 60 high school chemistry lessons covering every subject taught in a typical high school chemistry course.
In this first lesson, Chad provides an introduction to chemistry and matter. This includes a variety of concepts and vocabulary we use in describing matter including the following:
-the phases of matter (or states of matter)
-chemical properties and changes vs physical properties and changes
-elements vs compounds
-pure substances vs mixtures
-homogeneous vs heterogeneous mixtures
-intensive vs extensive properties