Question: pleasw get the correct answer. ive posted it and have gotten the incorrect answer both times. The IRS is concemed with improving the accuracy of

pleasw get the correct answer. ive posted it and have gotten the incorrect answer both times. pleasw get the correct answer. ive posted it and
The IRS is concemed with improving the accuracy of tax information given by its representatives over the telephone. Previous studies involved asking a set of 25 questions of a large number of RS telephone representatives to determine the proportion of correct responses. Historically, the average proportion of correct responses has been 71 percent. Recently, IRS representatives have been receiving more training on April 26, the set of 25 tax questions were again asked of 20 randomly selected IRS telephone representatives. The proportions of correct answers were 21, 16, 18, 13, 18, 19, 21, 16, 17, 18, 22, 19, 24, 15, 16, 7,239, 21, 21, and 16. a. What are the upper and lower controllimits for the appropriate p-chart for the IRS? US 23. The UCL, equals and the LCV, equals (Enter your responses rounded to four decimal places. If your answer for LCL, la negative, enter this value as a)

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