According to a 2018 poll, 50% of adults from a certain region were very likely to watch some coverage of a certain sporting event on television. The survey polled 1,400 adults from the region and had a margin of error of plus or minus 4 percentage points with a 95% level of confidence. Complete parts (a) through (c) below. a. State the survey results in confidence interval form and interpret the interval. The confidence interval of the survey results is (,). (Round to two decimal places as needed.)