It is required to know if three similar questionnaires applied to measure stress in people older than 40 years produce the same results. Questionnaire A, B and Care tested in controlled groups of people and a formula for standardizing the results is developed, which is presented in the following table. Try the level of 0.01, that the questionnaires do not present significantly different. Questionnaire | Questionnaire Questionnaire A B C 62 88 21 77 41 72 92 94 73 93 15 96 10 31 82 13 19 40 96 62 43 20 3 36 94 77 99 37 11 100 64 86 57 18 60 24 96 23 46 . Statement of the hypothesis Indicate the level of significance . What is the test statistic? Indicate the degrees of freedom Indicate p-value Indicate whether the hypothesis is accepted or rejected. Check the correct: The questionnaires presented detected significantly different The questionnaires do not present significantly different Questionnaires are not standardized