Health Data

Instructions: Use the following example to answer the question. Example: A study of 1000 adults were surveyed to determine the association between self-reported stress levels and the number of average hours of sleep per night: 8 High Stress Level 245 175 50 Low Stress Level 30 120 380 Totals 275 295 430 Question: . What is the probability that a randomly selected adult in this survey gets less than four hours of sleep per night? Express your answer, rounded to two decimal places (i.e., X.XX). P- 14 15 X