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Videos uploaded by user “cylurian”
Correlation Coefficient
 
09:15
Hi everyone. This video will show you how to calculate the correlation coefficient with a formula step-by-step. Please subscribe to the channel: https://www.youtube.com/frankromerophoto?sub_confirmation=1+%E2%80%9Cauto+subscribe%E2%80%9D https://goo.gl/aWzM8C
Views: 536448 cylurian
Factoring Trinomials - Guessing Part 2
 
07:41
This video is about factoring trinomials by guessing. Check out the other episodes.
Views: 23585 cylurian
Sample Variance and Sample Standard Deviation
 
12:52
Calculating the sample variance and sample standard deviation of a small data set.
Views: 141550 cylurian
How to Find Outliers in Statistics
 
06:03
This video will show you step by step on how to find outliers in a dataset. Use the five number summary to find the IQR and the outlier.
Views: 5969 cylurian
Undefined Rational Expressions
 
05:08
This video will show you when a rational expression is undefined.
Views: 4256 cylurian
Statistics - Calculating the Median
 
04:43
This is a step-by-step video on how to find the median of a dataset. I show you two methods with an even and odd dataset.
Views: 2435 cylurian
Regression
 
11:03
A step by step problem on how to calculate the least squares regression line from a data set. I'll how you how to use the linear regression formulas so you can find a and b.
Views: 17898 cylurian
Skewed Histogram (Left Skewed Right Skewed Histogram)
 
13:02
Find out the difference between left skewed and right skewed histograms. Sometimes it is called positively and negatively skewed histograms. You will also find the symmetric histogram in this video.
Views: 93424 cylurian
Measure of Center (Central Tendency)
 
03:00
This video will describe the three ways to measure the center for the distribution.
Views: 2604 cylurian
Histogram Explained
 
13:21
Cylurian step-by-STEP is online - http://cylurian.com A histogram is related to a bar graph and is meant for quantitative data (number data only instead of word data). A histogram is constructed by drawing a rectangle for each bin. Bins are intervals of equal width that cover all the values that were observed in the x-axis.
Views: 245089 cylurian
The Mean Explained (Balance Point)
 
04:15
The average is a "balance point" a "fulcrum" of the data set. Watch this video and find out how this is true.
Views: 6334 cylurian
Expected Value of a Die
 
05:32
This video shows you step by step instructions on how to calculate a discrete expected value problem.
Views: 1972 cylurian
Standard Normal Distribution Table Explained
 
13:39
This video will show you step-by-step instructions on how to use a Z-table by examples. This video will show you how to use the table from z values from 0 to 3. I do have another video that shows you how to read a table from -3 to 3. Check out my channel.
Views: 28397 cylurian
Factoring Trinomials - FOIL and Grouping (part 1)
 
02:12
Introduction on how trinomials are formed by FOIL and grouping.
Views: 27230 cylurian
Finding Prime Numbers
 
05:15
In this video I will show you step by step way to finding prime numbers using factors.
Views: 72907 cylurian
Normal Distribution
 
10:03
What is a Normal Distribution? Check out different normal distributions.
Views: 3050 cylurian
Finding the Prime Factorization of a Composite Number
 
08:35
I will show you how to find the prime factorization of composite numbers.
Views: 10989 cylurian
5 Number Summary Explained
 
10:51
This video shows you how to find the 5 number summary for small sample sizes. This method doesn't include the median when finding Q1 nor Q3.
Views: 1503 cylurian
Using Excel to Calculate the Correlation Coefficient
 
17:03
This video will show you how to calculate Correlation Coefficient using Excel. I calculate the Correlation Coefficient in two ways. The first way is by using one formula. The second method is like calculating the Correlation Coefficient by hand; I match my calculations to a previous video I created (http://youtu.be/atLZNGsTN6k)
Views: 3838 cylurian
AirServer: Setting Up to Record with iPad Pro and Apple Pencil
 
07:05
This video will show you how easy it is to use AirServer with an iPad Pro. Shows you the quality of the video that AirServer produces compared to Camtasia.
Views: 1193 cylurian
Proof of Expected Value of an N Sided Die
 
02:59
This video will give you an understanding on how to find the expected value of any sided die. This will lead into finding the expectation of the sum of dice.
Views: 443 cylurian
Box and Whisker Plot (box plot)
 
05:45
This is a step by step way to draw a box plot with the 5 number summary.
Views: 1195 cylurian
Completing The Square - when coefficient "a" is 2 (part 2)
 
21:18
Instructions on how to complete the square where the "a" coefficient is 2.
Views: 28548 cylurian
Dot Plot Explained (Categorical or Quantitative Variables)
 
12:05
This video will show you step-by-step instructions on how to draw a dot plot with categorical or quantitative variables. Also I will show you how to draw a dot plot with a categorical variable with two quantitative variables.
Views: 8598 cylurian
Factor by Grouping  - Prime Factorization
 
06:59
Use prime factorization for a factoring by grouping problem.
Views: 10191 cylurian
Slope Formula
 
03:52
This video show you how to solve the slope of a line with two ordered pairs.
Views: 125 cylurian
Factoring By Grouping
 
11:36
I show you step-by-step instruction on how to factor trinomials by factoring by grouping method.
Views: 27102 cylurian
Math Variation: Direct and Indirect
 
02:49
Learn about math variation.
Views: 35915 cylurian
Completing The Square  - Graphing Parabolas and Vertices (part 3)
 
07:38
Explains the relationship between completing the square and graphing parabolas by their vertices.
Views: 9548 cylurian
Shading The  Normal Distribution to find the probability
 
08:49
Wonder how the shaded normal is connected to probabilities? In this video you will visually see the connection between the normal distribution and it's percent.
Views: 1067 cylurian
Statcrunch Central Tendency
 
02:32
In this video I will show you how to find all three central tendencies: Mean, Median and Mode; using Statcrunch.
Views: 475 cylurian
Excel for iPad - Average
 
02:56
This video will show you how to calculate the average in Excel using an iPad.
Views: 449 cylurian
Mean Absolute Deviations (MAD)
 
05:49
This video will provide you step by step instructions on how to fine the Mean Absolute Deviations (MAD)
Views: 4009 cylurian
Ipad Pro with Doceri: Slide Over and Split Screen / Multitasking
 
05:15
This video will show you if slide over or split screen will work on Doceri in an iPad Pro. Do you split screen or do slide over with your iPad? If so, how do you use it in your class?
Views: 2179 cylurian
Square Roots Explained
 
04:09
In this video I'm going to show you what happens when you take the square root of a number; specifically a perfect square number.
Views: 78 cylurian
Statcrunch Frequency Table
 
02:01
I will show you how to create a Frequency Table in Statcrunch.
Views: 1521 cylurian
Demos - Draw a House
 
14:08
This video tells you how to draw a house using linear equations and using those equations in Desmos to draw the house.
Views: 1832 cylurian
StatCrunch - Histograms
 
05:20
This video will show you how to create a histogram in statcrunch as well as changing the bin widths and creating histograms for two or more groups.
Views: 717 cylurian
Alternative Method Correlation Coefficient
 
12:45
This is a step-by-step video that calculates an alternative method for the correlation coefficient.
Views: 5203 cylurian
Statcrunch Five Number Summary
 
02:19
In this video I will show you how to find the Five Number Summary in Statcrunch.
Views: 600 cylurian
Standard Normal Distribution Table Explained (part 2)
 
20:59
This video will show you how to use the cumulative standard normal distribution table which goes from -3 to 3.
Views: 2316 cylurian
Find x with a Point and Slope
 
17:43
This video will show you step by step how to find an ordered pair from a slope and a point.
Views: 155 cylurian
Empirical Rule Explained
 
07:10
Why do we use the empirical rule in statistics? Check out this step-by-step video on what the empirical rule is and how it's used.
Views: 44 cylurian
Statcrunch Correlation Coefficient and Regression
 
03:18
In this video I will show you how to use Statcrunch for the correlation coefficient and regression.
Views: 1167 cylurian
Drawing Normal Distribution Curve
 
16:01
This video will show you how to draw the normal distribution and the standard normal. When drawing the normal distribution, you will consider the population standard deviation (we will discuss that).
Views: 704 cylurian
Estimating the Normal Distribution by Using Percentiles
 
02:58
Estimating the Normal Distribution, requires you to understand percentile and the standard normal distribution by way of the empirical rule. Empirical Rule Video: https://youtu.be/Amvi5ENXMqw
Views: 63 cylurian
Equation of the Line (Point Slope or Slope Intercept)
 
05:57
Using the slope-intercept form or the point-slope formula, we are able to find the equation of the line using a slope and a point.
Views: 116 cylurian
Rise Over Run
 
14:09
This is a step-by-step way of doing the rise over run.
Views: 640 cylurian
Factoring Trinomials - Guessing Part 4
 
09:14
More examples on factoring trinomials, part 4.
Views: 23040 cylurian
Doceri with IPad Pro and Apple Pencil
 
10:37
I wanted to know if Doceri was able to use the Apple Pencil with the iPad Pro. I was surprised that it handled well. Doceri is not optimized for the iPad Pro nor is it for the Apple Pencil, but with some adjustment like 200% scale, I was able to draw some items. Please write your comments on how you use Doceri. Tell us what you would like version three to have.
Views: 9261 cylurian

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