Can anyone explain this SPSS output? Case Processing Summary Cases Valid Missing

Question

Can anyone explain this SPSS output?

Case Processing Summary

Cases

Valid

Missing

Total

N

Percent

N

Percent

N

Percent

Weight - Final Annual

33672

100.0%

0

0.0%

33672

100.0%

Descriptives

Statistic

Std. Error

Weight - Final Annual

Mean

7201.85

37.180

95% Confidence Interval for Mean

Lower Bound

7128.98

Upper Bound

7274.72

5% Trimmed Mean

6455.38

Median

5412.00

Variance

46545778.820

Std. Deviation

6822.447

Minimum

46

Maximum

84150

Range

84104

Interquartile Range

7551

Skewness

2.150

.013

Kurtosis

8.060

.027

Tests of Normality

Kolmogorov-Smirnova

Statistic

df

Sig.

Weight - Final Annual

.148

33672

.000

a. Lilliefors Significance Correction

Case Processing Summary

Cases

Valid

Missing

Total

N

Percent

N

Percent

N

Percent

Weight - Final Annual

33672

100.0%

0

0.0%

33672

100.0%

Explanation / Answer

case processing summary shows that there are total N obseravation all are valid and there is no missing observation

and data collected clearly without any discrepancy

DESCRIPTIVE SUMMARY

mean value of given observation is7201.85

Descriptive summary shows that the true value of mean lie in between 7128.98 to 7274.72and variation in betwween obseration with respect to mean is 1382.35

and 5 percent trimmed mean means 2.5 percent data neglect from starting and 2.5 percent data neglect from last of ordered observation

Median =5412 is the value which divede the data in two equal part

minimum value of observation is 46 and maximum value of obseration in data is 84150

range =maximum observation -minimum observation=84104

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