Spinone Test Scores for the NAVHDA Natural Ability Test have significantly increase over the past 25 years and continue to rise.

Below is a graphical presentation of the NAVHDA Natural Ability Test Score Results for all Spinone tested since the first testing on 4/18/71. The line represents the regression of the score results against time. Test scores have significantly increased over the past 25 years and show a trend for continued increases.

For those interested in the numbers, below is a table showing the summary statistics of the regression analysis.

SUMMARY OUTPUT

Regression Statistics
Multiple R

0.524708631
R Square

0.275319148
Adjusted R Square

0.266372471
Standard Error

18.25223485
Observations

83
ANOVA

df

SS

MS

F

Significance F
Regression

1

10251.95628

10251.95628

30.773341

3.54439E-07
Residual

81

26984.67023

333.1440769
Total

82

37236.62651

Coefficients

Standard Error

t Stat

P-value

Lower 95%

Upper 95%

Lower 95.0%

Upper 95.0%
Intercept

13.9899634

11.93832689

1.171852935

0.244691452

-9.763581361

37.74350817

-9.763581361

37.74350817
X Variable 1

2.816878504

0.50778608

5.547372441

3.54439E-07

1.806542677

3.827214331

1.806542677

3.827214331
Natural Ability Test Results
UPT and UT Test Results

Spinone
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Page last modified on 03/08/05