please ignore the work it is incorrect
4. The Peacock Electric Company thinks that 40% of...
4. The Peacock Electric Company thinks that 40% of their customers would be interested in bundling solar power purchasing with their electric bill. A random sample of 400 households reveals that 110 of the households are interested in this. What is the critical value for 98% confidence level? O.990Y or O.99 o Not a. I-AS G. b. Construct a 98% confidence interval for the true proportion of households interested in bundling solar with their utilities. z 2.33 C.a 28-925 0- l687 0.28r CoA 211 ke om (yoA b. Do you feel the company is accurate in its belief about the proportion of customers who have interest in bundling solar power with their utilities? Justify your answer. Iby o