Sharp manual EL-9900 Graphing Calculator, Enter the statistical data, in level

EL-9900 Graphing Calculator

4

StepKey OperationDisplay

Enter the statistical data	8	8	2	ENTER	8		9	1
in level 1.
			8	6 4
	ENTER					ENTER
	8	8	8		8		8	5
				ENTER

5

(Display of total of hormone 10 g)

Enter the statistical data in level 2.

(Display of total of hormone 20 g)

ENTER

ENTER 9 2 3 9 1 5 ENTER ENTER 9 1 2 9 3 0 ENTER

ENTER

9 2 3

ENTER

6

7

Enter the statistical data in level 3.

(Display of total of hormone 30 g)

ENTER		9	3	3	ENTER
9	3	9			9 2 5
			ENTER
		9	4	0
ENTER					ENTER
9	3	2
			ENTER

ENTER

8

9

10

11

12

(Display of sum of squares) (Display of error sum of squares)

ENTER

(Display of sum of squares)

ENTER

(Display of degrees of freedom)

(Display of degrees of freedom about errors)

ENTER

(Display of sum of degrees of freedom)

ENTER

(Display of variance) (Display of variance of errors)

ENTER

(Display of variance ratio)

The F-distribution chart shows that the value of F of upper probability P = 5% is 3.89. Since f > 3.98 in this example, the relationship between the hormone amount and the increase of mouse weight is a causal relation with 5% level of significance.

24