### Formulas | eXigent Information Solutions, LLC

eXigent Information Solutions, LLC was formed in November 1997 for the purpose of providing custom solutions to information system problems of small to medium sized companies. eXigent has special expertise in the development of applications and information systems...

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### Pulley and RPM Calculator | Engineering Information ...

Done this way you can use this formula to solve for a multi pulley drive. Just remember that idlers do not change the output of the drive system. They are used to provide tension or to route the belt. Below is the basic formula, an example, and a Pulley Speed Calculator for your use.

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CKDEPI MDRD STUDY EQUATION CALCULATOR (With SI Units) 4 variable CKDEPI Equation (with SI Units) using standardized serum creatinine, age, race, gender. ... Kusek, Beck, MDRD Study Group. A simplified equation to predict glomerular filtration rate from serum creatinine (abstract) J Am Soc Nephrol 2000 Sep; 11:155A.

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### Body Mass Index (BMI) | Healthy Weight | CDC

Body Mass Index (BMI) is a person's weight in kilograms divided by the square of height in meters. A high BMI can be an indicator of high body fatness. BMI can be used to screen for weight categories that may lead to health problems but it is not diagnostic of the body fatness or health of an ...

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### Calculating Productivity for Employees, Software More

Calculating Productivity by Industry . While the formula to calculate employee productivity appears fairly straightforward, you may want to make tweaks based on industry. How you define and measure productivity changes based on your job, so you'll have to adjust your equation. For example, the unit of service (UOS) will change depending on ...

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### Square Foot Calculator Calculate Square Footage and Feet ...

To quickly calculate square feet without doing the math by hand, simply enter the dimensions of any object shape into the calculator below and leave the number crunching to us. If you need to make these calculations but don't have access to a square foot calculator, you can easily memorize the formulas .

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### A PRACTICAL GUIDE TO dB CALCULATIONS

learn much except to push the right buttons on the calculator. In each example, you will be told exactly what calculator key to hit and what your answer should be. Once you get the right answers as shown, you can substitute your own numbers in the various examples to figure out your own things. Remember, a calculator is a DUMB device.

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### Calculate Child Support

The California Guideline Child Support Calculator is based on California Child Support Guidelines and can be used to estimate the amount of child support that may be ordered in your case. The Court Commissioner or Family Law Judge has the final authority to determine the amount of a child support .

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### Akaike's Information Criterion: Definition, Formulas ...

Akaike's information criterion (AIC) compares the quality of a set of statistical models to each other. For example, you might be interested in what variables contribute to low socioeconomic status and how the variables contribute to that status.

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### GFR Calculator | National Kidney Foundation

GFR Calculator Glomerular filtration rate (GFR) is the best overall index of kidney function. Normal GFR varies according to age,, and body size, and declines with age.

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### Formula to calculate risk MrExcel

Nov 09, 2011· Formula to calculate risk Hello, I'm trying to use excel for a risk assessment and am struggling to get the correct formula to calculate the risk rating from concequence and likelihood.

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### MDRD for Adults (Conventional Units) | NIDDK

In adults, the most widelyused equations for estimating glomerular filtration rate (GFR) from serum creatinine are the Chronic Kidney Disease Epidemiology Collaboration (CKDEPI) equation 1 and the isotope dilution mass spectrometry (IDMS) traceable Modification of Diet in Renal Disease (MDRD ...

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### Creatinine Clearance (CockcroftGault Equation) MDCalc

After calculating a creatinine clearance, providers should consider calculating an actual GFR as well, to determine the staging/severity of a patient's chronic kidney disease.

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### Percent Change Calculator by

How can I calculate a percentage change ? To calculate a percentage change, you can use this formula: (((y2 y1))/ y1) * 100. So, let's break this down with an example: Suppose George owns stock in Vandelay Industries. His stock price went from 45 per share, to 47 per share. By what percentage has George's stock inceased ?

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### Carboplatin AUC Dose Calculation (Calvert formula) Calculator

The Carboplatin AUC Dose Calculation provides a formula for calculating the dose based upon a patient's glomerular filtration rate and carboplatin target area under the concentration vs time curve.

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### How do you calculate mass using density and volume ...

Density is the mass per unit of volume of a substance. The density equation is: #"Density"# = #"Mass"/"Volume"# To solve the equation for Mass, rearrange the equation by multiplying both sides times Volume in order to isolate Mass, then plug in your known values (Density and Volume).

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### Simple Interest Calculator A = P(1 + rt)

Simple Interest Formulas and Calculations: Use this simple interest calculator to find A, the Final Investment Value, using the simple interest formula: A = P(1 + rt) where P is the Principal amount of money to be invested at an Interest Rate R% per period for t Number of Time Periods.

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### How to enter basic formulas and calculations in Excel ...

In Excel jargon we call this a formula. Each cell can contain one formula. When you enter a formula in a cell, Excel calculates the result of that formula and displays the result of that calculation to you. In fact, when you enter a formula into any cell, Excel will recalculate the result of all the cells in the worksheet. This normally happens in the blink of an eye so you won't normally notice it, although you may find .

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### How do I calculate statistical power? | Effect Size FAQs

The power of any test of statistical significance will be affected by four main parameters: the effect size the sample size (N) the alpha significance criterion (α) statistical power, or the chosen or implied beta (β) All four parameters are mathematically related. If you know any three of .

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### Calculating percentages in Excel 2010, 2013, 2016 YouTube

Mar 02, 2013· How to calculate percentages in Excel. Learn how to represent data effectively for reports etc. This tutorial applies to calculating percentages in Excel 2016, 2013, 2010 and even 2007.

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### Shannon entropy calculator — Real example how to calculate ...

information theory, how to estimate entropy. Shannon entropy is one of the most important metrics in information theory. Entropy measures the uncertainty associated with a random variable, the expected value of the information in the message (in classical informatics it is measured in bits).

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### How Credit History Impacts Your Credit Score | myFICO

Your FICO ® Scores consider both positive and negative information in your credit report. Late payments will lower your FICO Scores, but establishing or reestablishing a good track record of making payments on time will raise your credit score.

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### How to Calculate Percent Yield: Definition, Formula Example

In calculating the percent yield, we need to calculate the theoretical yield based on the limiting reactant. If there is more than one reactant, this is the reactant that produces a smaller amount ...

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### CPI Inflation Calculator Bureau of Labor Statistics

The CPI inflation calculator uses the Consumer Price Index for All Urban Consumers (CPIU) city average series for all items, not seasonally adjusted. This data represents changes in the prices of all goods and services purchased for consumption by urban s ...

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### Tire Tech Information Calculating Approximate Tire ...

Tire Tech: Calculating Approximate Tire Dimensions (Lea en español) Most modern passenger car and light truck tires feature size designations that indicate the tire's dimensions in a combination of metric, mathematical and English systems.

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