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Daily number of claims received by a customer service center are: 63. 100, 83. 73. 3. 65. 24. 31. 92. 4B. 35. 25. 73. 13. 75. 51. 71. 12. 56.97. 31. 96. 97. 53. 63 Assuming the data comes from normal distribution. use critical value approach to test that the mean number of claims is less than 7'1 per day. Use the level of signicance equal to 0.05 and six steps approach to test the hypothesis