If the following jobs are sequenced according to the DDATE rule then the mean completion time (in days) for all jobs is (assume zero for today's date) 
Definitions:
Alternative Payees
Parties other than the original recipient designated to receive payments or benefits in specific arrangements.
Payable
Refers to an amount of money that is owed and should be paid, often within a specific period of time.
Instrument
Refers to a legal document formalizing an agreement or right, often used in financial transactions.
Certified Check
A check that is accepted by the bank from which the funds are drawn.
Q7: The expected number of defective items that
Q22: Choosing among a single-,double- and multiple-sampling plans
Q24: A vertical line on a graph indicating
Q31: Ignoring is the same as extinction.
Q43: Extinction of a negatively reinforced behavior involves
Q44: All the reinforcement schedules that are in
Q46: The level of the target behavior is
Q53: If the following jobs are sequenced according
Q55: _ is the researcher who first demonstrated
Q57: A _ is a foolproof device that