ttestControlCreate#

Purpose#

Creates a ttestControl structure with default values for use with ttest().

Format#

ctl = ttestControlCreate()#

Returns:

ctl (struct) –

instance of ttestControl structure with default values:

ctl.output	1, print results.
ctl.paired	0, independent samples.
ctl.alternative	0, two-sided test.
ctl.mu	0, null hypothesis difference.
ctl.varEqual	0, Welch t-test (unequal variances).
ctl.confLevel	0.95, 95% confidence interval.
ctl.miss	0, error if missing values present.

Examples#

// Create control structure with defaults
struct ttestControl ctl;
ctl = ttestControlCreate();

// Modify for paired test
ctl.paired = 1;

// Use with ttest
out = ttest(before, after, ctl);