申请书应该把写的问题写清楚，但要注意精炼，一般是一事一书。
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请根据之前的讨论成果，设计完整的调查方案。要求：附件上传。
请根据实训体会，反思：如何才能设计出一份高质量的调查问卷，以及需要具体哪些职业素养？
which of the following demand forecast is more likely to be accurate?
A. Forecast for demand of 12,000 personal computers in the next year
B. Forecast for demand of 1,000 personal computers in the next month
Time-series models are used in
A. quantiative forecating
B. qualitative forecasting
C. pyramid forecasting
D. associative forecasting
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