Assuming an equal chance of a new baby being a boy or a girl (that is, p= 0.5), we would like to find the probability of 40 or more of the next 100 births at a local hospital will be boys.Using the normal approximation for binomial with a correction for continuity, we should use the z-score _______
A)0.4
B)-2.1
C)0.6
D)2
E)-1.7

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The Answer of Assuming an equal chance of a new baby being a boy or a girl (that is, p= 0.5), we would like to find the probability of 40 or more of the next 100 births at a local hospital will be boys.Using the normal approximation for binomial with a correction for continuity, we should use the z-score _______
A)0.4
B)-2.1
C)0.6
D)2
E)-1.7

Assuming an Equal Chance of a New Baby Being a Boy