1) Which function should be used to determine the class average? a) SUM b) AVERAGE c) COUNTIF d) MAX 2) Which function helps count the number of transactions greater than $500? a) COUNT b) AVERAGE c) SUM d) COUNTIF 3) Which function can be used to count the number of 5-star ratings? a) COUNTIF b) COUNT c) MAX d) MIN 4) Which function is used to find the average working hours per week? a) SUM b) AVERAGE c) COUNTIF d) MEDIAN

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