Casio FX-CG10 Software User Guide - Page 240
General Confidence Interval Precaution, Sample, Interval
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u General Confidence Interval Precaution Inputting a value in the range of 0 < C-Level < 1 for the C-Level setting sets a value you input. Inputting a value in the range of 1 < C-Level < 100 sets a value equivalent to your input divided by 100. k Z Interval u 1-Sample Z Interval 1-Sample Z Interval calculates the confidence interval for an unknown population mean when the population standard deviation is known. Perform the following key operations from the List Editor. 4(INTR) 1(Z) 1(1-SAMPLE) The following shows the parameter data specification items that are different from list data specification. Calculation Result Output Example u 2-Sample Z Interval 2-Sample Z Interval calculates the confidence interval for the difference between two population means when the population standard deviations of two samples are known. Perform the following key operations from the List Editor. 4(INTR) 1(Z) 2(2-SAMPLE) 6-47