The best way to reduce nonsampling errors is to increase sample size. improve data collection techniques. offer incentives to respondents. substitute the next house on the block for not-at-homes. nonsampling errors cannot be reduced.

Which sentences describe the things you need to ensure while creating a sketch and a drawing? while an artistic or creative drawing is a creative expression, a technical drawing is an informative expression. you need to create accurate and neat drawings to convey accurate information. a technical drawing clearly conveys its meaning or information, and does not leave room for interpretation maintain a good speed while creating drawings