​P Value Calculator

​Welcome to our P-Value Calculator Suite! We provide a comprehensive set of calculators to determine p-values for various statistical tests. Our suite includes:
​

• Z-Score P-Value Calculator: Calculate the p-value for a given z-score.
• T-Score P-Value Calculator: Compute the p-value for a given t-score and degrees of freedom.
• Chi-Square P-Value Calculator: Determine the p-value for a chi-square statistic and degrees of freedom.
• F-Ratio P-Value Calculator: Calculate the p-value for an F-ratio and degrees of freedom.
• Pearson's R P-Value Calculator: Compute the p-value for Pearson's correlation coefficient (r) with a given sample size.
• Tukey's Q Score P-Value Calculator: Determine the p-value for Tukey's Q score with degrees of freedom.

With our suite of calculators, you can easily assess the statistical significance of your findings across a wide range of tests.

P Value Calculator from Z-Score

Z-Score:

Significance α (Alpha): 0.01 0.05 0.1

Test Type: One-tailed Two-tailed

Calculate

P-Value:

P Value Calculator from T Score

T-Score:

Degrees of Freedom (df):

Significance α (Alpha): 0.01 0.05 0.1

Test Type: One-tailed Two-tailed

Calculate

P-Value:

P Value Calculator from Chi-Square

Chi-Square Statistic:

Degrees of Freedom:

Significance α (Alpha): 0.01 0.05 0.1

Calculate

P-Value:

P Value Calculator from F Ratio (ANOVA)

F-Ratio:

DF Numerator :

DF Denominator :

Significance Level: 0.01 0.05 0.1

Calculate

P-Value:

P Value Calculator from Pearson's r

Correlation (r):

Sample Size (n):

Significance α (Alpha): 0.01 0.05 0.1

Calculate

P-Value:

P Value Calculator from Tukey Q Score

Tukey's Q Score:

Degrees of Freedom (Group 1):

Degrees of Freedom (Group 2):

Significance Level: 0.01 0.05 0.1

Calculate

P-Value:

​How to Use P-Value Calculator Suite

​Using our P-Value Calculator Suite is simple and straightforward. Here's a step-by-step guide on how to use each calculator:

1. Z-Score P-Value Calculator:
   • Enter the z-score value into the designated input field.
   • Click the "Calculate" button.
   • The corresponding p-value will be displayed in the output field. The p-value represents the probability associated with the given z-score.
2. T-Score P-Value Calculator:
   • Enter the t-score value into the designated input field.
   • Enter the degrees of freedom (df) into the respective field.
   • Select the desired significance level (α) from the dropdown menu.
   • Choose the test type (one-tailed or two-tailed) from the dropdown menu.
   • Click the "Calculate" button.
   • The calculated p-value will be displayed in the output field. This p-value indicates the statistical significance of the t-score.
3. Chi-Square P-Value Calculator:
   • Enter the chi-square statistic into the designated input field.
   • Enter the degrees of freedom (df) into the respective field.
   • Select the desired significance level (α) from the dropdown menu.
   • Click the "Calculate" button.
   • The resulting p-value will be displayed in the output field. This p-value represents the statistical significance of the chi-square test.
4. F-Ratio P-Value Calculator:
   • Enter the F-ratio value into the designated input field.
   • Enter the numerator degrees of freedom (df) into the respective field.
   • Enter the denominator degrees of freedom (df) into the respective field.
   • Select the desired significance level (α) from the dropdown menu.
   • Click the "Calculate" button.
   • The computed p-value will be displayed in the output field. This p-value indicates the significance of the F-ratio in the analysis.
5. Pearson's R P-Value Calculator:
   • Enter the correlation coefficient (r) into the designated input field.
   • Enter the sample size (n) into the respective field.
   • Select the desired significance level (α) from the dropdown menu.
   • Click the "Calculate" button.
   • The resulting p-value will be displayed in the output field. This p-value represents the statistical significance of the correlation coefficient.
6. Tukey's Q Score P-Value Calculator:
   • Enter the Tukey's Q score into the designated input field.
   • Enter the degrees of freedom for Group 1 into the respective field.
   • Enter the degrees of freedom for Group 2 into the respective field.
   • Select the desired significance level (α) from the dropdown menu.
   • Click the "Calculate" button.
   • The calculated p-value will be displayed in the output field. This p-value indicates the statistical significance of Tukey's Q score.

By following these simple steps for each calculator, you can quickly determine the p-value associated with your statistical test, enabling you to make informed decisions based on statistical significance.