Measures stress-executives have a dangerous level of stress

Reference no: EM13321847

A researcher is using a questionnaire that measures stress. The questionnaire has been vallidated through past use. A score above 80 indicates stress at a dangerous level. A random sample of 15 executives revealed the following stress level scores. 94,88,73,90,68,79, 87,95,87,92,83,94,82,85,84. What is the 95% confidence level? Do you conclude that the executives have a dangerous level of stress?

Reference no: EM13321847

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