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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 calculator calculates the amount of VAT that can be refunded in respect of incurred expenses associated with the purchase of construction materials.                    
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Alcoholic hepatitis - Maddreya prognostic indicator (DF):

Calculator to the data calculates the Maddreya that helps assess the stage of the disease - alcoholic hepatitis.                    
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MD5 generator

Jak wygenerować skrót wiadomości z użyciem algorytmu MD5?
Generates a message using MD5 algorithm.
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Glasgow Coma Scale - Assessment of the level of awareness

Calculator to the data give an assessment of the level of consciousness by the Glasgow Coma Scale.