Enter the number of trials (the sample size), the number of successes, and the confidence level.[br][color=#ff0000]WARNING: The number of trials and the number of successes should be positive integers. The [br]number of successes should not be more than the number of trials. Confidence percentages [br]should be between 1 and 100, and usually more than 75.[/color]

Navidi and Monk, [i]Elementary Statistics[/i], 2nd edition, McGraw Hill Education, 2016, and Mario F. Triola, [i]Elementary Statistics Using The TI-83/84 Calculator[/i], 3rd edition, Addison-Wesley 2011 were used as references in the creation of this applet.