An online computer store conducted a survey to its members whether they were planning to purchase a computer within a year. One year later, the survey respondents' purchase records were reviewed whether they purchased a computer or purchased some computer parts. The results of these surveys were summarized as the following frequency distribution table: Purchased a computer Purchased parts Did nothing Planned to purchase 60 120 220 Not planned 120 180 300 Based on the data, answer these questions: Is the event of "planning to purchase a new computer" statistically independent of the event of "purchasing a computer"? Is the event of "planning to purchase a new computer" statistically independent of the event of "purchasing parts"? ""Planning to purchase a computer" is independent of "purchasing a computer", but NOT independent of purchasing parts". P. "Planning to purchase a computer" is independent of both. ". "Planning to purchase a computer" is NOT independent of both. " "Planning to purchase a computer" is independent of "purchasing parts", but NOT independent of "purchasing a computer"