Solved Find the area under the Chi-Square curve with 5

Areas under Normal Distribution

Z-table - Statistics By Jim

Chi-Square Table - Statistics By Jim

statistics - The concepts of left and right in the context of Chi-Square distributions - Mathematics Stack Exchange

Solved Using Table VI in Appendix C, find to 3 decimal

Chi-Square Goodness of Fit Test, Introduction to Statistics

Goodness-of-Fit Test Introduction to Statistics

Chi-Squared confidence intervals

1.3.6.7.4. Critical Values of the Chi-Square Distribution