Direction: Solve for each problems. Provide SOLUTIONS, ANSWERS WITH…Direction: Solve for each problems. Provide SOLUTIONS, ANSWERS WITH COMPLETE LABEL and NORMAL CURVE for each problems. Solve the following problems: 1. ) The bus crews of ABC Line Transit Company have a meanhourly wage of P480 with a standard deviation of P50. Ifcrew member is selected at random, what is the probabilitythat the crew member earns:(a) less than P 430(b) more than # 4802.) It is know that in a company, the average time required toprocess invoices is 8 days with a standard deviation of 1.4 day.If the processing time is normally distributed, what proportionof the invoices is processed between approximately 5.2 daysand 8 days? 3.) The average maintenance cost of a car is P30 per kilometerwith a standard deviation of $4 per kilometer. If this cost isnormally distributed, at least how much would be themaintenance cost of top 15.85% of the cars randomlypicked? MathStatistics and Probability STATISTIC 123
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