Sharp EL-5250, EL-5230 operation manual Program code, Key operations, Running the program, Result

Chapter 8: Application Examples

Program code	Key operations
STATx	iIe
Data 102	iK 102 e
Data 95	iK 95 e
Data 107	iK 107 e
Data 93	iK 93 e
Data 110	iK 110 e
Data 98	iK 98 e
Print”MEAN	i1@a MEAN ; e
Input M	i2; M e
T=(˛-M)©‰(sxŒ©˜)	; T ;=(I 5
	1-; M )z @
	*(I 52 A z
	I 50)e
Print T	i0; T e
End	i5 e

Running the program

4.Press j to return to the PROG mode menu.

5.Press 0, select the program ‘TTEST’ and press e.

6.Enter the expected mean value ‘100’ and press e.

T= 0.303058133

Result

The t-test value of 0.303 is smaller than the 2.571, expected mean value obtained from a t-test distribution table (at 5% of risk rate), showing that they sell honestly.

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