.A standardized test includes which of the following characteristics?
a. Conversion of raw scores to z scores.
b. Designed by classroom teachers.
c. Testing hundreds of students at a time.
d. Scores reported according to norms.
D
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Which of the following statements is false?
A. Animal fat intake affects heart health. B. People should cut back on sugar. C. The intake of refined carbohydrates should be lowered. D. People should reduce their amount of animal fat intake to help prevent diabetes.
A researcher calculates a mean from a sample of 18 people. In analyzing her data, she states the following hypotheses: H0: ? = 20 and H1: ? ? 20. For ? = .05, which is an appropriate critical value?
a. 1.734 b. 2.110 c. 2.101 d. 2.086
Vomiting and diarrhea in infants can be caused by food allergies and/or overfeeding
a. True b. False Indicate whether the statement is true or false
Large group meetings are not appropriate for primary classes
a. True b. False Indicate whether the statement is true or false