Question: Hello, I have this text file. How can I identify by using R the minimum sample size for a 95% confidence interval for the mean

Hello,

I have this text file.

How can I identify by using R the minimum sample size for a 95% confidence interval for the mean humidity such that the confidence interval has at most length 2%?

 "humidity" "temperature" "1" 79.7 26.2 "2" 77.4 13.8 "3" 75.8 56.7 "4" 71.7 36.9 "5" 74 21.8 "6" 75.5 73.9 "7" 79.6 33.1 "8" 80.8 77.2 "9" 84.2 29.3 "10" 78.6 71.4 "11" 82.1 35.7 "12" 81.4 24.4 "13" 83 85.9 "14" 87.4 56.6 "15" 81.1 35 "16" 78.8 23.1 "17" 72.4 60.7 "18" 71.6 76.5 "19" 76.7 68.4 "20" 76 79.9 "21" 70.7 13.9 "22" 69.5 24.2 "23" 68.8 57.4 "24" 70.9 13.3 "25" 75.2 49 "26" 83.9 14.2 "27" 83.9 77.6 "28" 86.4 80.5 "29" 89.7 69.7 "30" 92.1 80.1 "31" 74.8 15.8 "32" 79.5 80.7 "33" 74.2 70.5 "34" 74.5 20 "35" 71.6 76.3 "36" 75 86.1 "37" 77.6 43.7 "38" 82.1 66.1 "39" 85.4 79.9 "40" 83.2 72.7 "41" 81.5 87.2 "42" 80 82.9 "43" 81.3 28.4 "44" 84.5 38.2 "45" 85.8 79.8 "46" 77.7 57.3 "47" 73.7 44.6 "48" 68.3 26.1 "49" 73.8 54.7 "50" 79.4 31.5 "51" 76.7 23.7 "52" 70.5 63.7 "53" 65.1 74.3 "54" 68 21.4 "55" 77.3 32.6 "56" 77.8 73.5 "57" 82.6 85.2 "58" 83.4 50.4 "59" 84.9 58.4 "60" 91.5 71.4

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