Identify the assumptions that would be needed for this problem 1) Population is normally distributed ii) Since n>30 the sample mean is normally distributed ill)) np and nq are greater than or equal to 5. iv) Sigma is unknown The claim is that the proportion of accidental deaths of the elderly attributable to residential falls is more than 0.10, and the sample statistics include n - 800 deaths of the elderly with 15% of them attributable to residential falls. O ii only Oili onluy ii and ili only i and iv only