Here's a group of totally free online calculators (developed
on spreadsheets) that seem to have great demand by internauts.
The shape of the
Student's t-distribution is determined by the degrees of freedom. Its
shape changes as the degrees of freedom increases. Try this online
calculator asks to enter
three parameters: the number of trials (N),
the exact number of successes (n), and the probability of success (p).
This calculator asks to enter three parameters:
the known mean of your distribution, its standard deviation and the
value you want to explore. The outputs are the frequency
and the probability of the value under study...
Poisson Distribution Calculator
Online Poisson distribution calculator. Outputs the probability of an
event occurring a given number of times. You must know the expected
frequency of the event...
Calculate percentile values for given
values on an F-distribution curve. You must provide the F-value, and
the degrees of freedom...
This spreadsheet calculates the tail-end value for points on a
chi-square (X2) distribution curve. You must
enter the value and the degrees of...
Simple Interest Formula
Online simple interest formula - use this spreadsheet to experiment
with your numbers...
Calculate Compound Interest
This interest appears when the interest is added to the principal, and
Monthly Loan Payments
spreadsheet calculates the amount required as regular payments
in order to
loan over a specified time period. You enter the
Future Value Calculator
a future value calculator of an investment. On this
it's necessary to provide the amount of the initial investment...
Online calculation of nominal and effective interest rates...
Future Value Annuity
Future Value Annuity calculator. You enter regular deposits, number of
deposits, number of years and nominal interest rate...
this Term Deposit Interest Calculator you can calculate the amount
required as regular deposit to provide a stated future value in a
out your depreciation rate or amount. You have to
price, year of depreciation and either resale price or
Electricity Cost Calculator
you do a final calculation for your household, we recommend
checking the tags and owners manuals for your appliances to get better
Find a quadratic
equation solver developed on a simple spreadsheet. It uses
the known formula to calculate roots (real and complex) of a
Equation of a
the equation of a straight line with this online calculator. Provide
two points and the calculator will deliver slope and intersect...
Half-life is the period of time it takes for a substance undergoing
decay to decreas by half.
Online Base Conversion
Convert numbers in binary, octal, decimal
Ohm's Law Calculator
Calculate voltages, currents, resistors...
A percentage calculator widget. You can solve problems like
what is x%
of y? x is what percent
Calculate Square Feet
Right Triangles -
Solve right triangles.
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