Paired t-test

About

Test designed to show whether paired observations come from distributions with the same mean.

Requires

Y variables and X variables to be compared. Tests with matching Y and X variables are not allowed.

Feature

Where one value of any data pair is missing, both values are ignored.

Parameters

Paired-t dialog

Variables

Select one or more Y variables and one or more X variables (See Selecting variables for details). Output will be produced for each pair of Y and X variables, dependant on the block mode selected.

Block Mode

Defines how the Y variables and X variables are compared. (See Performing multiple analyses for details)

Options

Subtitle

Allows you to specify an optional subtitle which will be included in the statistical output.

Buttons

?

Opens the help system for this dialog.

Dataset…

Sends the output from this analysis to a new OxonStat Dataset. See Dataset output for more details.

Print…

Sends the output from this analysis to a printer.

Cancel

Cancels the analysis and closes the dialog.

Screen…

Displays the output from this analysis in the Results window.

Sample output

OxonStat

20:30, 12 Aug 2023

Compare:	Weight_1 and Age
Subtitle:	<none>
Statistic:	Paired t-Test
Dataset:	OxonStat Demo
Range:	Row 1 [Green] to Row 38 [Hall]
Filter:	Age : 60 or more	Age >= 60
Count:	16 of 16 rows selected

	Weight_1	Age	Difference
Mean	75.7500	62.7687	12.9813
SD	10.3053	2.3208	10.5970
SEM	2.5763	0.5802	2.6492

t	df	p
4.900	15	0.0002

OxonStat

20:30, 12 Aug 2023

Compare:	Weight_1 and Gender
Subtitle:	<none>
Statistic:	Paired t-Test
Dataset:	OxonStat Demo
Range:	Row 1 [Green] to Row 38 [Hall]
Filter:	Age : 60 or more	Age >= 60
Count:	16 of 16 rows selected

	Weight_1	Gender	Difference
Mean	75.7500	1.1875	74.5625
SD	10.3053	0.4031	10.2630
SEM	2.5763	0.1008	2.5657

t	df	p
29.061	15	<0.0001

OxonStat

20:30, 12 Aug 2023

Compare:	Height and Age
Subtitle:	<none>
Statistic:	Paired t-Test
Dataset:	OxonStat Demo
Range:	Row 1 [Green] to Row 38 [Hall]
Filter:	Age : 60 or more	Age >= 60
Count:	16 of 16 rows selected

	Height	Age	Difference
Mean	168.0000	62.7687	105.2312
SD	7.0616	2.3208	7.6393
SEM	1.7654	0.5802	1.9098

t	df	p
55.100	15	<0.0001

OxonStat

20:30, 12 Aug 2023

Compare:	Height and Gender
Subtitle:	<none>
Statistic:	Paired t-Test
Dataset:	OxonStat Demo
Range:	Row 1 [Green] to Row 38 [Hall]
Filter:	Age : 60 or more	Age >= 60
Count:	16 of 16 rows selected

	Height	Gender	Difference
Mean	168.0000	1.1875	166.8125
SD	7.0616	0.4031	7.3232
SEM	1.7654	0.1008	1.8308

t	df	p
91.115	15	<0.0001

Paired t-test

About

Requires

Feature

Parameters

Variables

Block Mode

Options

Subtitle

Filters

Buttons

?

Dataset…

Print…

Cancel

Screen…

Sample output