Question: please solve this using R language 1. Experience has shown that 20% of a manufactured product is of top quality. In one day's production of

please solve this using R language
1. Experience has shown that 20% of a manufactured product is of top quality. In one day's production of 400 articles, only 50 are of top quality. Write down the R programming code to test whether the production of the day chosen is a representative sample at 95% confidence level
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