Author: PK

PK started DQYDJ in 2009 to research and discuss finance and investing and help answer financial questions. He's expanded DQYDJ to build visualizations, calculators, and interactive tools. PK lives in New Hampshire with his wife, kids, and dog.
Salary to Hourly Converter: What Are You Paid Hourly?

On this page is an salary to hourly converter. Enter your salary plus the number of weeks you're expected to […]

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Hourly to Salary Converter: What is Your Hourly Wage Converted to Yearly?

On this page is an hourly to salary converter. Enter your hourly pay, the number of weeks you work a […]

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Standard Deviation Calculator: What's the Dispersion of a Set?

Below is a standard deviation calculator, which will calculate the standard deviation from a list of numbers. Input numbers (including […]

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Variance Calculator: Describe the Spread of a Sample or Population

Below is a variance calculator, which will calculate the variance from a list of your numbers. Enter any numbers (including […]

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Median Calculator: What's the Middle Value in a Set?

Below is a median calculator, which will calculate the median from a set of numbers. Enter any numbers (including decimals […]

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Mode Calculator: What Number Shows Up Most Often?

Below is a mode calculator, which will compute a mode from a list of numbers. Enter any type of number […]

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Average Calculator

Below is an average calculator, which will calculate the arithmetic mean from a list of numbers. Enter any type of […]

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Discount Calculator: What's the Price and Discount Savings?

On this page is a discount calculator, which will find the sale price and total discount based on an initial […]

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Percent Off Calculator: How Much Will You Save?

Below is a percent off calculator, which will compute a sale price after factoring in a percentage off discount. Enter […]

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Percent Error Calculator: How Far Off Was The Measurement?

Below is a percent error calculator, which will compute the percent error between a measured value and the actual, known […]

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Don't Quit Your Day Job...

DQYDJ may be compensated by our partners if you make purchases through links. See our disclosures page. As an Amazon Associate we earn from qualifying purchases.
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