In a study of a birth sex selection method used to increase the likelihood of a baby being bornfemale, 1935 users of the method gave birth to 950 males and 985 females. There is about a 22% chance of getting that many babies born female if the method had no effect.

Because there is a 22% chance of getting that many babies born female if the method had noeffect, the method does (my answer)not have statistical significance.

CHOICES

does not have statistical significance.

does not have practical significance.

has statistical significance.

has practical significance.

(my answer) Most (choices) Not many, Most

couples would likely use a procedure that raises the likelihood of a baby born female from the approximately50% rate expected by chance to the (my answer but I know this isn't correct) 72

72% produced by this method

So, this method (my answer) does not have practical significance. (CHOICES)

should be used to make conclusions.

does not have practical significance.

has practical significance.

has statistical significance.