Using a CPS-sample of 7,440 individuals, you estimate the following regression: = 20.91 - 2.61 X Female where Female is a binary variable that takes on the value of 1 for females and is 0 otherwise. The standard error on the coefficient on females is 0.25. The 95% confidence interval for the gender wage gap, or the amount that females earn less, is:

	[-3.10, -2.12]
	[-3.02, -2.20]
	[-1.96, -1.64]
	[18.30, 23.52]