he obtained 'r' is significantly different from '0'.   Show all 4 steps of hypothesis testing. It's a 1-tailed, alpha = 0.05.

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A: data set : 4, 10, 15, 15, 22, 29, 30, 32, 34, 34, 37, 39, 39, 41, 48, 53, 53, 53, 55, 65, 66, 67,…

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A: From the given given sample data : n=5 , ƩX=105 , ƩX2=2333  Our aim is to find the sample variance