Computes a continuity-corrected z test for a single proportion in a 1-group design.

test.prop1(f, n, h)

Arguments

f

number of participants who have the attribute

n

sample size

h

population proportion under null hypothesis

Value

Returns a 1-row matrix. The columns are:

  • Estimate - ML estimate of proportion

  • z - z test statistic

  • p - p-value

References

Snedecor GW, Cochran WG (1989). Statistical Methods, 8th edition. ISU University Pres, Ames, Iowa.

Examples

test.prop1(9, 20, .2)
#>      Estimate        z          p
#> [1,]     0.45 2.515576 0.01188379

# Should return:
#      Estimate        z          p
# [1,]     0.45 2.515576 0.01188379