According to a study conducted by a statistical organization, the proportion of Americans who are satisfied with the way things are going in their lives is 0.82. Would it be unusual for a survey of 400 Americans to reveal that 309 or fewer people in the sample are satisfied with their lives? The probability that 309 or fewer Americans in the sample are satisfied is enter your response here, which is is not unusual because this probability is is not less than 0.05%. 0.5%. 50%. 5%