Question

ch09.03 question 9 of 13 select patterns are characterized by repeatable periods of ups and periods of time while select patterns are regular eries that take place over long periods of time. select options: random variation, cyclical, irregular variation, seasonal

Explanation:

For the first blank: Cyclical patterns have repeatable periods of ups and downs over time (like business cycles). For the second blank: Seasonal patterns are regular and occur over long periods with seasonal cycles (e.g., sales during holidays yearly). Random variation is unpredictable, irregular variation is non - periodic, so they don't fit.

Answer:

First blank: Cyclical
Second blank: Seasonal