Requirements 1. Prepare a flexible budget performance report for July. 2. What was the effect on NetTech's operating income of selling 2,000 units more than the static budget level of sales? 3. What is NetTech's static budget variance for operating income? 4. Explain why the flexible budget performance report provides more useful information to NetTech's managers than the simple static budget variance. What insights can NetTech's managers draw from this performance report? Data table