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EXCEL QUESTION The parent of a child at a local middle school was paving school Fees over the course ofthe year For the elective courses taken by her child. She added up all the school fees she had paid for the vear and was surprised by the total. She decided to try to estimate the average annual school fee paid by parents at the school. She collected data from 61 parents in order to build a confidence interval For the average annual school fee per child. The data are listed in the table below. [7 marks] School Fees [5} 136 208 244 228 248 130 195 22E}I 263 253 123 129 253 236 105 131 133 146 121 215 252 112 192 122 111 128 137 220 12]" 134 121 263 212 123 123 1E|6 165 152 136 139 242 139 115 263 113 212 164 143 239 216 204 191 195 140 199 212 125 Express caicuiateo' answers to the nearest cent. 3. Determine the sample mean and sample standard deviation for her data in Excel. [2 marks] b. Calculate the margin of error for a 95% confidence level. [3 marks] c. Construct a 95% confidence interval For the true population mean annual school fee. [2 marks]