Answer
a) Proportion of girls, probability
0, 0.25
0.5,0.5
1, 0.25
b) Yes
Work Step by Step
a) We know the following:
Proportion of girls, probability
0, 0.25
0.5,0.5
1, 0.25
b) Using this table, we can see that the sample proportion and the population proportion are equal ($0.5$). Hence, the sample proportion is an unbiased predictor of the population proportion
