In a previous year, 53% of females aged 15 and older lived alone A sociologist tests whether this percentage is different today by conducting a random sample of 650 females aged 15 and older and finds that 341 are living alone Is there sufficient evidence at the a = 0.05 level of significance to conclude the proportion has changed? Because np0(1-P0)=___ 10, the sample size is ___ 5% of the population size, and the sample ___ the requirements for testing the hypothesis ___ satisfied (Round to one decimal place as needed)