Which of the following is a condition in which observation is an appropriate method for data collection? a. anonymity is desiredb. respondents are widely dispersedc. attitudinal information is neededd. natural setting is imperativee. extensive amount of information is needed

The correct option here is D) natural settings are imperative.

Observation method of collecting data(primary) is one of the most popular method used , where data is collected by an observer, who personally observes the person from whom data is being collected or collecting knowledge through observation of the phenomena. This method comes to be very handy when the natural settings are very crucial or plays an important role, as an observer might have to use different observation practices for different research approaches.

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.

answermeasured by how well she or he does the job'; /