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Under which of the following circumstances would a multiplicative model be preferred to an additive model in time series analysis?

A

When a model easily understood by non-accountants is required

B

When the trend is increasing or decreasing

C

When the trend is steady

D

When accurate forecasts are required

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Chapter14Forecasting

When the trend is increasing or decreasing, additive seasonal components change in their importance relative to the trend whereas multiplicative components remain in the same proportion to the trend. Option B is therefore a circumstance in which the multiplicative model would be preferred to the additive model.

多做几道

Which of the following statements about management accounting information is/are true?

(i) They must be stated in purely monetary terms.

(ii) Limited companies must, by law, prepare management accounts.

(iii) They serve as a future planning tool and are not used as an historical record.

A

(i), (ii) and (iii)

B

(i) and (ii)

C

(ii) only

D

None of the statements is true

Which of the following statements is/are correct?

(i) A management control system is a term used to describe the hardware and software used to drive a database system which produces information outputs that are easily assimilated by management.

(ii) An objective is a course of action that an organisation might pursue in order to achieve its strategy.

(iii) Information is data that has been processed into a form meaningful to the recipient.

A

(i), (ii) and (iii)

B

(i) and (iii)

C

(ii) and (iii)

D

(iii) only

Good information should have certain qualities. Which of the following are qualities of good information?(i) Complete(ii) Extensive(iii) Relevant(iv) Accurate

A

(i), (ii) and (iii)

B

(i), (iii) and (iv)

C

(ii) and (iv)

D

All of them

Monthly variance reports are an example of which one of the following types of management information?

A

Tactical

B

Strategic

C

Non-financial

D

Operational

Which of the following statements is/are correct?

(i) Information for decision-making should incorporate uncertainty in some way

(ii) The data used to prepare financial accounts and management accounts are the

A

(i) is true and (ii) is false

B

(ii) is true and (i) is false

C

Both are true

D

Both are false

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