in a survey of 960 Canadian adults, 790 say that the energy situation in Canada is very or fairly serious 1. Find the point estimate for the population proportion Tries 0/5 2. Construct a 95% confidence interval for the population proportion (a) The oitical value LON CAPA wal (b) The margin of errer Tries 0/5 (c) The lower limit of the interval Tries 0 (d) The upper limit of the interval Sub An Tries 0/5 3. find the minimum sample size needed to estimate the population proportion at the 99% confidence level in order to ensure that the estimate is accurate within 5 % of the population proportion (a) The critical value: Sub An Tries 0/5 (b) The margin of error Submit Answer Tries 0/5 (e) The sample size: