Assignment One
Vanessa L-A Gorman
American Sentinel University
2025_FEB_N758PE_Advanced Statistics_1
Dr. Amanda Kleinvachter
25 April 2025
, Statistical Procedures
CODEBOOK sex [n] age [s]
/VARINFO LABEL VALUELABELS MISSING
/OPTIONS VARORDER=VARLIST SORT=ASCENDING MAXCATS=200
/STATISTICS COUNT PERCENT MEAN STDDEV QUARTILES.
Codebook
sex
Value Count Percent
Standard Attributes Label sex
Valid Values 1 MALES 185 42.1%
2 FEMALES 254 57.9%
age
Value
Standard Attributes Label <none>
N Valid 439
Missing 0
Central Tendency and Mean 37.44
Dispersion Standard Deviation 13.202
Percentile 25 26.00
Percentile 50 36.00
Percentile 75 47.00
FREQUENCIES VARIABLES=sex
/ORDER=ANALYSIS.
Frequencies
Statistics
sex
N Valid 439
Missing 0
sex
Cumulative
Frequency Percent Valid Percent Percent
Valid MALES 185 42.1 42.1 42.1
FEMALES 254 57.9 57.9 100.0
Total 439 100.0 100.0
, DESCRIPTIVES VARIABLES=age tpstress
/STATISTICS=MEAN STDDEV MIN MAX KURTOSIS SKEWNESS.
Descriptives
Descriptive Statistics
N Minimum Maximum Mean Std. Deviation Skewness Kurtosis
Std. Err Statistic Std. Err
Statisti Statisti
c Statistic Statistic c Statistic Statistic
age 439 18 82 37.44 13.202 .606 .117 -.203 .233
Total perceived 433 12 46 26.73 5.848 .245
.117 .182 .234
stress
Valid N 433
(listwise)
EXAMINE VARIABLES=tpstress
/ID=id
/PLOT BOXPLOT HISTOGRAM NPPLOT
/COMPARE GROUPS
/STATISTICS DESCRIPTIVES EXTREME
/CINTERVAL 95
/MISSING PAIRWISE
/NOTOTAL.
Explore
Case Processing Summary
Cases
Valid Missing Total
N Percent N Percent N Percent
Total perceived stress 433 98.6% 6 1.4% 439 100.0%
Descriptives
Statistic Std. Error
Total perceived stress Mean 26.73 .281
95% Confidence Interval for Lower Bound 26.18
Mean Upper Bound 27.28
5% Trimmed Mean 26.64
Median 26.00
Variance 34.194
Std. Deviation 5.848
Minimum 12
Vanessa L-A Gorman
American Sentinel University
2025_FEB_N758PE_Advanced Statistics_1
Dr. Amanda Kleinvachter
25 April 2025
, Statistical Procedures
CODEBOOK sex [n] age [s]
/VARINFO LABEL VALUELABELS MISSING
/OPTIONS VARORDER=VARLIST SORT=ASCENDING MAXCATS=200
/STATISTICS COUNT PERCENT MEAN STDDEV QUARTILES.
Codebook
sex
Value Count Percent
Standard Attributes Label sex
Valid Values 1 MALES 185 42.1%
2 FEMALES 254 57.9%
age
Value
Standard Attributes Label <none>
N Valid 439
Missing 0
Central Tendency and Mean 37.44
Dispersion Standard Deviation 13.202
Percentile 25 26.00
Percentile 50 36.00
Percentile 75 47.00
FREQUENCIES VARIABLES=sex
/ORDER=ANALYSIS.
Frequencies
Statistics
sex
N Valid 439
Missing 0
sex
Cumulative
Frequency Percent Valid Percent Percent
Valid MALES 185 42.1 42.1 42.1
FEMALES 254 57.9 57.9 100.0
Total 439 100.0 100.0
, DESCRIPTIVES VARIABLES=age tpstress
/STATISTICS=MEAN STDDEV MIN MAX KURTOSIS SKEWNESS.
Descriptives
Descriptive Statistics
N Minimum Maximum Mean Std. Deviation Skewness Kurtosis
Std. Err Statistic Std. Err
Statisti Statisti
c Statistic Statistic c Statistic Statistic
age 439 18 82 37.44 13.202 .606 .117 -.203 .233
Total perceived 433 12 46 26.73 5.848 .245
.117 .182 .234
stress
Valid N 433
(listwise)
EXAMINE VARIABLES=tpstress
/ID=id
/PLOT BOXPLOT HISTOGRAM NPPLOT
/COMPARE GROUPS
/STATISTICS DESCRIPTIVES EXTREME
/CINTERVAL 95
/MISSING PAIRWISE
/NOTOTAL.
Explore
Case Processing Summary
Cases
Valid Missing Total
N Percent N Percent N Percent
Total perceived stress 433 98.6% 6 1.4% 439 100.0%
Descriptives
Statistic Std. Error
Total perceived stress Mean 26.73 .281
95% Confidence Interval for Lower Bound 26.18
Mean Upper Bound 27.28
5% Trimmed Mean 26.64
Median 26.00
Variance 34.194
Std. Deviation 5.848
Minimum 12
