test.prop1 {statpsych} | R Documentation |
Computes a continuity-corrected z test for a single proportion in a 1-group design.
test.prop1(f, n, h)
f |
number of participants who have the attribute |
n |
sample size |
h |
population proportion under null hypothesis |
Returns a 1-row matrix. The columns are:
Estimate - ML estimate of proportion
z - z test statistic
p - p-value
Snedecor GW, Cochran WG (1989). Statistical Methods, 8th edition. ISU University Pres, Ames, Iowa.
test.prop1(9, 20, .2) # Should return: # Estimate z p # [1,] 0.45 2.515576 0.01188379