Cumulative Binomial Probability Calculator Cumulative Binomial Probability Calculator Use this calculator to determine the cumulative probability of obtaining up to a certain number of successes in a fixed number of trials. Input the number of trials, probability of success, and number of successes to compute the cumulative binomial probability. Number of Trials (( n )): […]
Read MoreCritical F-value Calculator Critical F-value Calculator Degrees of Freedom (df₁ – Numerator): Degrees of Freedom (df₂ – Denominator): Significance Level (α): Calculate Critical F-value Reset
Read MoreF-Distribution CDF Calculator F‑Distribution CDF Calculator Calculate the cumulative probability for an F‑distribution: $$ F(x;d_1,d_2)=I_{\frac{d_1x}{d_1x+d_2}}\Bigl(\frac{d_1}{2},\frac{d_2}{2}\Bigr). $$ * Enter the F‑value \( x \) (x ≥ 0), numerator degrees of freedom \( d_1 \), and denominator degrees of freedom \( d_2 \). Step 1: Enter Parameters F‑value, \( x \): e.g., 1 Numerator Degrees of Freedom, […]
Read MoreEffect Size Calculator for Hierarchical Multiple Regression Effect Size Calculator for Hierarchical Multiple Regression R² for Full Model: R² for Reduced Model: Number of Predictors: Calculate Effect Size (Cohen’s f²) Reset
Read MoreUse this calculator to determine whether the difference between two correlation coefficients is statistically significant. By inputting your correlation values and respective sample sizes, you can assess if the observed difference is due to chance or reflects a true difference in your data. For critical analyses, verify results with professional statistical software or consult a […]
Read MoreEnter the cell counts for the 3×3 table: \( \begin{array}{ccc} a & b & c \\ d & e & f \\ g & h & i \end{array} \) * The p‑value is computed by summing the probabilities of all tables with the same fixed margins that have a probability less than or equal to […]
Read MoreHierarchical Regression F‑Value Calculator Hierarchical Regression F‑Value Calculator Calculate the incremental F‑statistic for hierarchical regression using: $$ F=\frac{(R^2_{\text{full}}-R^2_{\text{base}})/(k_{\text{full}}-k_{\text{base}})}{(1-R^2_{\text{full}})/(n-k_{\text{full}}-1)}. $$ * Enter the sample size \( n \), baseline model \( R^2 \) and number of predictors \( k_{\text{base}} \), and full model \( R^2 \) and number of predictors \( k_{\text{full}} \). Note: \( n […]
Read MoreLower Incomplete Gamma Function Calculator Lower Incomplete Gamma Function Calculator Compute the lower incomplete gamma function: $$ \gamma(s,x)=\int_0^x t^{s-1}e^{-t}\,dt = P(s,x)\,\Gamma(s). $$ * Enter the shape parameter \( s>0 \) and the limit \( x\ge0 \). Step 1: Enter Parameters Shape Parameter, \( s \): e.g., 2 Upper Limit, \( x \): e.g., 3 Calculate […]
Read MoreF-Distribution PDF Calculator F‑Distribution PDF Calculator Calculate the PDF for an F‑distribution with degrees of freedom \( d_1 \) and \( d_2 \): $$ f(x; d_1, d_2) = \frac{\Gamma\left(\frac{d_1+d_2}{2}\right)}{\Gamma\left(\frac{d_1}{2}\right)\Gamma\left(\frac{d_2}{2}\right)}\left(\frac{d_1}{d_2}\right)^{\frac{d_1}{2}} \frac{x^{\frac{d_1}{2}-1}}{\Bigl(1+\frac{d_1}{d_2}x\Bigr)^{\frac{d_1+d_2}{2}}}. $$ * Enter the F‑value (x), numerator degrees of freedom (\(d_1\)), and denominator degrees of freedom (\(d_2\)). Step 1: Enter Parameters F‑value, \( x \): […]
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