THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION

question 12

Multiple Choice

THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION:
The table below shows the quarterly sales of a gifting store.The forecaster uses the Holt-Winters multiplicative model to determine the forecast for future periods.
Given: α = 0.6,β = 0.5,and γ = 0.4.

-The sales forecast for the 2^nd quarter of year 4 is approximately:

• A)113 units.
• B)255 units.
• C)140 units.
• D)369 units.

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Definitions:

Standard Error

The standard deviation of the sampling distribution of a statistic, often used in the context of estimating the population mean.

Standard Error

The standard deviation of the sampling distribution of a statistic, often used to estimate the accuracy of sample mean estimates of population means.

Population Standard Deviation

A measure of the spread or dispersion of a set of data from its mean, calculated for the entire population.

Sample Size

The number of observations or data points collected in a study or used in a statistical sample.