Gordon is using statistical sampling on an audit. He has decided to use probability$-$proportional$-$to$-$size $($PPS$)$ sampling, sometimes called monetary$-$unit sampling, in the audit of a client's accounts receivable balances, Gordon plans to use the following PPS sampling table:What is the sample interval using systemic sampling?Number of Overstatements$0$Table $1$Confidence Factors for OverstatementsRisk of Incorrect Acceptance$1\%5\%10\%15\%4\mathrm{.}613\mathrm{.}002\mathrm{.}311\mathrm{.}906\mathrm{.}644\mathrm{.}753\mathrm{.}893\mathrm{.}3828\mathrm{.}416\mathrm{.}305\mathrm{.}334\mathrm{.}7220\%1\mathrm{.}613\mathrm{.}004\mathrm{.}28$Additional InformationTolerable misstatement$$24,000$Anticipated misstatement$ $5,000$Risk on incorrect acceptance$5\%$Recorded amount of accounts receivable $$240,000$Number of accounts$360$ a$.9600.$ b$.5000$ c$.8000$v d$.24000$