True experimental designs have which two essential features?
A) blinding and counterbalancing
B) attribute and moderator variables
C) theory and matching
D) pretest and posttest
E) manipulation and random assignment
Ans: E
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Answer the following statement(s) true (T) or false (F)
Factor analysis is used to identify whether and how variables relate to one another.
(a) What is different about being an infant and toddler professional? (b) Which relationships do you think are the most challenging and why?
What will be an ideal response?
Which of the following correlations would be interpreted a strong relationship?
a. .39 b. .59 c. .79 d. .89
Mr. Ortiz called on Jessica to come to the board and give a diagrammatic representation of her answer to a question. Jessica could feel all of her classmates staring at her as she made her way to the front of the class. As Jessica began to write the problem on the board, she realized that she was not sure if her answer was correct. She could hear giggles coming from some of her classmates, she was heavily perspiring, and her stomach began to hurt. She finally just dropped the chalk and headed back to her desk. She could hear her classmates whispering and giggling all around her. Now, Jessica does not like attending Mr. Ortiz's class. She always feels nauseous, especially on Fridays, which is when he calls on students to go to the board. Identify the UCS, UCR, CS, and CR.
What will be an ideal response?