Financial Calculators

Access our suite of financial and statistical calculators for precise calculations and analysis.

Normal Distribution Calculator

Calculate probabilities, critical values, and Z-scores for normal distributions with custom mean and standard deviation.

  • PDF and CDF calculations
  • Z-score computation
  • Critical value finder
  • Tail probability analysis

Internal Rate of Return (IRR) Calculator

Calculate the internal rate of return for investment projects using custom cash flows with advanced iteration methods.

  • Custom cash flow inputs
  • Newton-Raphson method
  • Result interpretation
  • Investment analysis guide

Net Present Value Calculator

Calculate the net present value (NPV) of a project using either fixed periodic or custom cash flows.

  • Fixed periodic cash flow mode
  • Custom cash flow mode with add/remove
  • Adjustable discount rate
  • Result interpretation guide

F Value Calculator

Calculate the critical F value of the F distribution for various levels of significance and degrees of freedom.

  • Multiple significance levels
  • Degrees of freedom calculation
  • Probability distributions
  • Statistical analysis support

Binomial Probability Distribution Calculator

Calculate cumulative binomial probability distribution values (CDF) for various trials and success probabilities.

  • Cumulative probability calculation
  • Multiple trial scenarios
  • Flexible success probability
  • Additional statistical measures

Confidence Interval Calculator

Calculate and interpret confidence intervals for population means and proportions with adjustable confidence levels and sample sizes.

  • Mean and proportion interval calculations
  • Multiple confidence levels (90%, 95%, 99%)
  • Margin of error computation
  • Critical value determination and interpretation

Student's t-Distribution Calculator

Calculate probabilities and critical values for t-distributions, essential for hypothesis testing with small samples.

  • PDF and CDF calculations
  • Critical values for hypothesis tests
  • One and two-tailed probabilities
  • Interactive visualization

How to Use Our Calculators

1. Select Your Calculator

Choose the appropriate calculator for your specific needs from our collection

2. Input Your Data

Enter your values in the provided fields. All calculators include example data

3. Analyze Results

Get instant results with detailed explanations and visualizations where applicable