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A survey of 120 married adults showed that 68 of them took the other spouses last name. At a=0.01, can we claim that more that

A survey of 120 married adults showed that 68 of them took the other spouses last name. At

a=0.01, can we claim that more that 50% of married adults choose to change their last name ?

Testig using

a). a hypothesis test b) an appropriate Cl

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