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Q2 – What is the variance? (2 decimal places)

Q1 – If 1 worker can cover 10 customer per day, how many workers would be needed to cover 90% of the customers?

Q2 – How many degrees of freedom are associated with this data?

Q2 – What is the index number used to find the third quartile value?

Q1 – What is the relative frequency of the 20-29 interval? (2 decimal places)

Q1 – If 1 worker can cover 10 customer per day, how many workers would be needed to cover 20% of the customers?

Q1 – What is the 20th number in the array?

Q5 – How many students should be able to complete the test between 48 and 58 minutes? (round to whole number)

Q2 – What is P(X≥13)?

Q4 – What is the average?