Describe several modifications that teachers can make to the physical environment of a classroom to decrease the potential spread of infectious illnesses
What will be an ideal response?
Many examples are provided in the Control Measures section of this chapter, including providing easy access to hand washing facilities (e.g., sinks, disposable towels, soap); making sure all items (e.g., toys, dress-up clothing, rugs, pillows) that children use are washable; maintaining a regular schedule for disinfecting classroom equipment; washing and disinfecting toys between use; following strict sanitary routines in the diapering and bathroom areas? providing additional space between children's sleeping cots and places at tables to prevent crowding; opening windows and doors periodically to let in fresh air; checking humidity levels; cleaning surfaces (e.g., walls, floors, countertops) regularly; separating areas used for laundry, toileting and food preparation.
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Develop a set of matching items from notable retellers, collectors, and illustrators of traditional literature or milestone books featured in class.
What will be an ideal response?
Which one of the following steps in undertaking a research study most likely involves the use of authority?
a. Selection of a question for research c. Data collection b. Review of literature d. Data analysis
Correlating the scores of 50 students on two tests, an investigator found that the sum of the z-score cross-products was 20 . The Pearson's product moment coefficient in this case is:
a. impossible to compute with the information given. b. .02. c. .20. d. .40. e. None of these are true.
Dr. Baylor is concerned that the items on his test really do adequately represent the universe of items from which he chose. Dr. Baylor’s concern is one of ______.
a. content validity b. predictive validity c. concurrent validity d. construct validity