The school board is trying to evaluate a new math program introduced to second graders in five elementary schools across the county this year. A sample of the student scores on standardized math tests in each elementary school yielded the followang data School A B D E No. of Test Errors 48 21 32 40 52 For the test errors, the c-chart with controllin is that contain 99.73% of the random variation in test scores is: UCL 57 23 errors fround your response to two decimal places) LOL. entors (round your response to two decimal places and if your answer is negative, enter this value as 0)