Clickz, an american photography magazine firm, has more than half of senior management positions held by women. african americans represent 40 percent of the company's workforce. the description of clickz's diversity refers to:

surface-level diversity

Explanation:

Surface-level diversity is also known as bio-demographic diversity or social category diversity. It includes the observable individual differences which can be referred to the readily detectable attributes such as age, sex, ethnicity or marital status.

It is defined as characteristics which distinguish people and which can be noticed.

Thus, having 40 percent of workforce of the company as African Americans (ethnicity) and having more than half of the senior management positions held by the women (sex) are examples of surface-level diversity.

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.