Data mining is a tool for allowing users to: quickly compare transaction data gathered over many years. find hidden relationships in data. obtain online answers to ad hoc questions in a rapid amount of time. summarize massive amounts of data into much smaller, traditional reports. perform multidimensional data analysis.

the page presents four different kinds of threats that volcanoes pose and what to do before, during, and after an eruption.

a manufacturer of printed circuit boards uses exponential smoothing with trend to forecast monthly demand of its product. at the end of december, the company wishes to forecast sales for january. the estimate of trend through november has been 200 additional boards sold per month. average sales have been around 1000 units per month. the demand for december was 1100 units. the company uses α = 0.20 and β = 0.10. make a forecast including trend for the month of january.

urban company reports the following information regarding its production cost: units produced 37,000 units direct labor $ 30 per unit direct materials $ 35 per unit variable overhead $ 237,000 in total fixed overhead $ 127,000 in total

answer when little or no data is available;