Problem. The data is about the ratings of service crews of a famous coffee shop who have been judge by the HR based on 32 variables 1 Distant 17 Perseverant 2 Talkative 18 Friendly 3 Careless 19 Worrying 4 Hardworking 20 Responsible 5 Anxious 21 Contradictory 6 Agreeable 22 Sociable 7 Tense 23 Lazy 8 Kind 24 Cooperative 9 Opposing 25 Quiet 10 Relaxed 26 Organized 11 Disorganized 27 Critical 12 Outgoing 28 Lax 13 Approving 29 Laidback 14 Shy 30 Withdrawn 15 Disciplined 31 Give up easily 16 Harsh 32 Easy going Because correlations between many variables are high, it was felt that the HR might be confusing some of the variables, or that some variables might be redundant. Therefore, a factor analysis was conducted to determine the fewer underlying factors. 1. Perform factor analysis and develop a tool to evaluate the characteristics of service crews. Hint: Name the factors