please help do all the requirements

For the past 2 years, Galaxy Cell Phones has been working to improve the qualty of its phones. Data for 2019 and 2020 follows (in thousands of phonosk III (Click the icon to vlew the information.) Read the tequirements Requirement 1. For each year, 2019 and 2020 , calculale: a. Peroentage of defective unts shipped Data table ercentage for both 2019 oth 2019 and 2020. . Ff 1. For each year, 2019 and 2020 , calculate the following: a. Percentage of defective units shipped b. Customer complaints as a percentage of units shipped c. Percentage of units reworked during production d. Manufacturing cycle time as a percentage of total time from order to delivery 2. Referring to the information computed in requirement 1, explain whether Galaxy Cell Phones' quality and timeliness have improved