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Summary Week 12

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  • Big Data Tools & Architecture
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  • Big Data Tools & Architecture

Using the code in section 4.3 to scale the age variable. ANSWER THE FOLLOWING QUESTIONS: 1. Explain what the mutate function is doing in this line of code: mutate(scaled_age = (age - !!scale_values$mean-age) / !!scale_values$sd_age) 2. What do the two exclamation marks next to each other do? ...

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  • Big Data Tools & Architecture
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