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Mean and covariance matrix calculator

Covariance is a measure of the covariance of two variables (X and Y). The calculator calculates the average for the sample and the covariance between variables. Sets of X and Y must be the same number.      


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Weighted average ratings

The calculator calculates the weighted average of the ratings of the following items.              
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Conversion between number bases

Converter allows you to convert numbers between number bases - binary (binary), trójkowym, czwórkowym, Friday, szóstkowym, siódemkowym, octal (octal), dziewiątkowym, decimal (decymalnym) jedenastkowym, dwunastkowym, trzynastkowym, czternastkowym, piętnastkowym, hexadecimal (hex). Typed characters that are not numbers and the letters A, B, C, D, E, F are ignored.      
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Trigonometric functions calculator

Calculator by entering an angle in degrees or radians calculated values ​​of the basic trigonometric functions.
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The maximum blood loss

Calculator on the basis of these data calculates how much blood you can lose up to keeping you alive.          
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Calculator prothrombin time (INR)

Calculator to the data calculated INR international normalized ratio. http://en.wikipedia.org/wiki/Prothrombin_time            
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Ratio

Calculator on the basis of these funds, receivables and current liabilities Current Ratio is calculated. WSP shows the coverage of liquid assets to current liabilities.            
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Student loan repayment calculator in Poland

The calculator student loan payments incurred for the specified period.                
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Volume of the parallelepiped

The calculator allows you to calculate the volume of the parallelepiped.