The results of control testing of sales invoices at Belconnen Ltd prepared by a junior auditor are as follows: Stratum Error found Sample total Stratum total value Projected error ($) value (population) $19,000 $190,000 $1,500,000 2 $22,000 $400,000 $3,800,000 ....... Total $41,000 $590,000 $5,300.000 Required