In a time series model which of the following is correct a The Akaike

# In a time series model which of the following is

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9.In a time series model, which of the following is correct?a)The Akaike information criterion (AIC) penalizes additional lags more heavily than does theSchwarz criterion (SC) in a reasonable sample size.b)The Schwarz criterion (SC) penalizes additional lags more heavily than does the Akaikeinformation criterion (AIC) in a reasonable sample size.c)The Schwarz criterion (SC) and the Akaike information criterion (AIC) can be used for choosingpbut not for choosingqin ARDL models.d)The Schwarz criterion (SC) and the Akaike information criterion (AIC) can be used for choosingqbut not for choosingpin ARDL models.Answer:b 10.Which of the following expressions is equal to R2?
3) What is the marginal effect of an additional \$1000 increase in advertising expenditure on the average ice-cream sale? Is the estimation significant at 5% significant level? 4) What do you conclude from R2(the coefficient of determination)?

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• Statistics, Statistical significance, Akaike information criterion, ARDL, Akaike information criterion