Individuals with sickle-cell trait must carry both recessive alleles in order to display symptoms
a. True
b. False
Indicate whether the statement is true or false
False
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In deciding on the number of stems to use in a stem and leaf display,
a. you should always break the stems into 5 stems per every 10 units. b. you should normally make all of the stems the same width. c. you should generally use 10 stems in all. d. you should disregard the frequencies of the data.
The _______________ of a test is very often studied by having experts review the items in a test to be sure they cover the domain comprehensively
Fill in the blank(s) with correct word
Which part of the brain seems to be very important in producing the novelty preferences that infants demonstrate in recognition memory tasks?
a. The hippocampus c. The visual cortex b. The reticular activating system d. The frontal lobes
Valerie and Latoya are using a checklist to assess the aggressive behaviors of children at a playground. On a child-by-child basis, Valerie’s scores largely agree with Latoya’s, suggesting that the checklist has high ______ reliability.
a. internal b. inter-rater c. test–retest d. alternate-form