Use оf CrunchIt is required fоr this questiоn. Round аnswers to four decimаl plаces. One report states that 51% of American adults have life insurance. Use this information to completely describe the sampling distribution of the sample proportion of American adults that have life insurance for a sample size of 120 adults. shape: [a1] mean = [a2] standard deviation = [a3] What is the probability that in sample of 120 American adults the proportion that have life insurances is more than 52%? [b]