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TABLE 8-3
To become an actuary, it is necessary to pass a series of 10 exams, including the most important one, an exam in probability and statistics. An insurance company wants to estimate the mean score on this exam for actuarial students who have enrolled in a special study program. They take a sample of 8 actuarial students in this program and determine that their scores are: 2, 5, 8, 8, 7, 6, 5, and 7. This sample will be used to calculate a 90% confidence interval for the mean score for actuarial students in the special study program.
-Referring to Table 8-3, the mean of the sample is ________, while the standard deviation of the sample is ________.
Depression
Characterized by feelings of sadness, hopelessness, and frustration; changes in sleep and eating habits; problems with concentration; loss of interest in activities; and loss of energy and motivation.
Perceived Autonomy
An individual's sense of control over their own actions and decisions, and the extent to which they feel their actions are self-determined.
Lack of Support
Refers to a situation where an individual or group misses encouragement, assistance, or resources usually expected from others, including social networks or institutions.
Crisis
A critical or decisive time or situation characterized by a turning point or a condition of instability leading to significant change.
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