At a conceptual level the statistic “standard error of the mean” can be described by which of the following?
a. The standard deviation of sample means around the grand mean
b. The difference between the sample mean and the population mean
c. The total summation of mean errors
d. The basis for all Type II error
a. The standard deviation of sample means around the grand mean
You might also like to view...
Describe how information and communication technology affects social justice initiatives.
What will be an ideal response?
Percentages are expressed as verbal labels when using methods to determine
a. mastery level. b. instructional level. c. Both of the above. d. None of the above.
Which of the following statements is true of Super's life span, life space approach?
a. The theory stresses that the traits of clients should first be assessed and then systematically matched with factors inherent in various occupations b. The theory stresses the interpersonal nature of careers and associated lifestyles as well as the performance requirements of a work position c. The theory posits that career development is the lifelong process of implementing a self-concept. d. The theory suggests that four factors influence a person's career decision-making: genetic endowment, environmental conditions and event, learning experiences, and task-approach skills.
A researcher desires to study the relationship between stress and an employee's ability to perform at work. However, he finds that there is no direct relationship between the two. He also notices that presence of a supervisor in the environment is establishing a relationship between stress and employee's ability to perform. In this context, supervisor's presence is acting as a _____ variable.
A. dependent B. participant C. confounding D. situational