In exponential smoothing forecasting, what does an alpha (α) value closer to 1 indicate about the forecast? (difficulty: medium)

In forecasting historical data, what does an autocorrelation coefficient of 0.85 at lag 12 typically indicate in monthly business data? (difficulty: medium)

When analyzing a box plot in GMAT data interpretation, if the lower quartile is 20, median is 25, and upper quartile is 40, what does this tell us about the data's distribution? (difficulty: hard)

In a control chart analyzing production defects, if 8 consecutive points fall on one side of the mean line, what does this indicate in quality control terms? (difficulty: medium)

In capacity planning, what does a steady increase in the ratio of peak-to-average demand over historical periods typically indicate? (difficulty: hard)