Wednesday, September 8, 2021

Find the slope using the slope section form

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If you are trying to find the slope using the slope intercept form, you need to convert the given equation to...

How to find the geometric probability

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To find the geometric probability, we will use the circular dartboard shown below. For example, suppose that all the points shown on the top of the dartboard are equally likely to...

Median of a data set

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the Median of a data record is the center value after the record has been sorted in either ascending or descending order. The symbol used for the median is x̃. We...

Mean of the sample distribution of x̄

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The mean of the sample distribution of x̄ (also called the mean of x̄) is the mean of all possible sample...

Sampling and nonsampling errors

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This lesson shows the difference between sampling and non-sampling errors. Using a sample to get information about a population is often better than doing a census for many reasons.Sampling is cheaper and...

Summation notation

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The sum notation is used to denote the sum of the values. For example, suppose you have a sample that consists of students aged 5 and over in a middle school. ...

Examples of pictograms | Pictorial representation | Pictogram questions

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Some example examples of pictograms or pictorial representations show how the objects are used to give information about mathematical data.Read the pictogram and collect the information from the various objects whose pictures or...

Types of averages

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Here is a list of the types of averages used in statistics, also known as a measure of central tendency. We start with the common type.The most common types of averages are...

Sample Distribution – Definition and Examples

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What is a sample distribution? As mentioned in the previous lesson, the population mean is always constant. However, different samples of the same size drawn from the population produce different values...

Pictograms | Pictorial representation | Pictorial symbols

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In pictograms we learn to recognize different things in our environment and to express the given information through pictorial symbols of various objects.Any government, business organization, department, or individual needs some information in...

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