※ population is the population variance in accordance with the normal distribution is unknown, the sample data will be assumed to be in the random sampling.
- When started, the sample data input screen is displayed.
- Enter the value of the sample data with the number buttons, will be registered as the user presses the "enter" button.
Please Repeat until you enter all of the sample data.
• When you press the "Input List" button and then transition to the list screen of the sample data that has been registered up to now.
- any of the delete confirmation dialog with the data you touch is displayed, the data in the "OK" button will be deleted.
• If you touch the top of the [Back], a transition to the sample data input screen.
• When the user presses the "reset" button to clear the input data.
• When the user presses the "« "button to delete the character to the left of the cursor.
• When the user presses the "CSV save" button, and then transition to a CSV file save screen.
• When the user presses the "CSV read" button, and then transition to a CSV file list screen.
• When the user presses the "confidence interval" button, you will see a range of the average value of the population can be taken at 95% probability.