In the Atlanta area, the number of daily calls for the repair of Speedy copy machines has been recorded as follows: October Calls 1 92 2 127 3 106 4 165 5 125 6 111 7 178 8 97 a) Prepare a three-period moving-average forecast for periods 4-8. What is the error on each day

Problem page a medical equipment industry manufactures x-ray machines. the unit cost c (the cost in dollars to make each x-ray machine) depends on the number of machines made. if x machines are made, then the unit cost is given by the function =cx+−0.3x2126x31,935 . how many machines must be made to minimize the unit cost?

Aresearcher developing scanners to search for hidden weapons at airports has concluded that a new scanner isis significantly better than the current scanner. he made his decision based on a test using alpha equals 0.025 .α=0.025. would he have made the same decision at alpha equals 0.10 question mark α=0.10? how about alpha equals 0.01 question mark α=0.01? explain

Discuss the positive and negative effects of the north american free trade agreement on the united states. support your conclusions with examples and evidence from the lesson.