I don't understand how to solve the two questions for this problem.

Chapter 7 Project In a study of Americans from a variety of professions were asked if they considered themselves left-handed, right-handed, or ambidextrous. The results are given below: Profession Right Left Arnbidextrous Total Psychiatrist 101 10 7 1 18 Architect 115 26 7 148 Orthopedic Surgeon 121 5 6 132 Lawyer 83 16 6 105 Dentist 116 10 6 132 Total 536 67 32 635 Test for an association between handedness and career for these five professions . ' What do you conclude at the 5 % significance level ? What do you conclude at the 1 % confidence level ? Make sure you show all the steps Can we conclude . at the 5 % significance level , that left handedness is equally distributed among the five professions ? Make sure you show all the steps