What Is Short Cut Method in Mean?

Sarah Jenkins
Sarah Jenkins
• • 6 min read

Under This Method, a Value Preferably from the Middle, Is First Assumed to Be the Value of the Arithmetic Average Arithmetic Average Often "Average" Refers to...

What Is Short Cut Method in Mean?

Under this method, a value preferably from the middle, is first assumed to be the value of the arithmetic average

arithmetic average
Often "average" refers to the arithmetic mean, the sum of the numbers divided by how many numbers are being averaged. In statistics, mean, median, and mode are all known as measures of central tendency, and in colloquial usage any of these might be called an average value.
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. ... Then from the assumed average, the such deviations of the different item of the series are found out. The average of such deviation are then added to the assumed average.

How do you use the short cut method?

Find the mean by using short-cut method. ⇒ Mean = 70.25 kg.
...
Steps involved in finding the meanshort cut method :
  1. Prepare a frequency table.
  2. Choose A and take deviations di = xi - A of the values of xi.
  3. Multiply fi di and find the sum of it.
  4. Use the above formula and find the mean.

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What are the three methods to find mean?

The three approaches towards calculating mean for frequency distribution series are as follows:
  • Direct Method. In a frequency distribution, instead of individual values of observations, classes are mentioned. ...
  • Assumed Mean Method. ...
  • Step-Deviation Method.
Sarah Jenkins

Sarah Jenkins

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Sarah Jenkins is a veteran tech journalist with over 12 years of experience covering artificial intelligence, mobile innovations, and digital ethics. Her insights have appeared in leading technology publications worldwide.