Mathematics, 16.10.2019 00:00 Ponypepper5699
Sampling 4 pieces of precision-cut wire (to be used in computer assembly) every hour for the past 24 hours has produced the following results: hour bold x overbar r hour bold x overbar r hour bold x overbar r hour bold x overbar r 1 3.35" 0.76" 7 3.15" 0.48" 13 3.01" 0.80" 19 3.31" 1.61" 2 3.10 1.18 8 2.65 1.18 14 2.83 1.36 20 2.99 1.09 3 3.32 1.48 9 2.92 0.71 15 3.02 1.01 21 2.65 1.13 4 3.39 1.31 10 2.95 1.33 16 2.84 0.45 22 3.28 0.51 5 2.97 1.22 11 2.93 1.12 17 2.86 1.48 23 2.84 1.63 6 2.86 0.37 12 3.07 0.45 18 2.74 1.24 24 2.54 0.97 based on the sampling done, the control limits for 3-sigma x overbar chart are (round all intermediate calculations to three decimal places before proceeding with further calculations): upper control limit (ucl subscript x overbar) = 72.400 inches (round your response to three decimal places).
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22. catie is starting a babysitting business. she spent $26 to make signs to advertise. she charges an initial fee of $5 and then $3 for each hour of service. write and solve an inequality to find the number of hours she will have to babysit to make a profit. interpret the solution.!
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Sampling 4 pieces of precision-cut wire (to be used in computer assembly) every hour for the past 24...
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