390

449.75

4th quarter, 1978.

 

 

 

111.40

 

 

 

 

530

460.25

1st quarter, 1979.

 

 

 

98.86

 

 

 

 

560

476.38

2nd quarter, 1979.

 

 

 

81.87

 

 

 

 

513

490.00

3rd quarter, 1979.

 

 

 

107.94

 

 

 

 

434

503.75

4th quarter, 1979.

 

 

 

111.17

 

 

 

 

562

513.25

1st quarter, 1979.

 

 

 

99.95

 

 

 

 

593

521.38

2nd quarter, 1980.

 

 

 

83.24

 

 

 

 

Now average each quarter's seasonal variation for the two years?

Keystrokes

Display

 

CLEAR

0.00

 

 

 

98.86

1.00

 

 

 

99.95

2.00

 

 

 

 

99.41

1st quarter average seasonal

 

variation, %.

 

 

CLEAR

0.00

 

 

 

81.87

1.00

 

 

 

83.24

2.00

 

 

 

 

82.56

2nd quarter average seasonal

 

variation, %.

 

 

CLEAR

0.00

 

 

 

104.37

1.00

 

 

 

107.94

2.00

 

 

 

 

106.16

3rd quarter average seasonal

 

variation, %.

 

 

79

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Image 80
HP 12C manual 98.86 99.95 99.41 1st quarter average seasonal Variation, %