1). Determine the point estimate of the population proportion,
the margin of error for the following confidence interval,and the
number of individuals in the sample with the specified
characteristic, x,for the sample size provided. Lower
bound=0.489,upper bound=0.891,n=1000 The point estimate of the
population is? round to the nearest thousandth as needed. the
margin error is? round to the nearest thousandth as needed . the
number of individuals in the sample with the specified
characteristic is? round to the nearest integer as needed.