With ? = .05, what is the critical t value for a one-tailed test with n = 15?
a. t = 1.761 c. t = 2.145
b. t = 1.753 d. t = 2.131
A
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Respiratory problems in premature infants may be the result of their inability to produce enough
a. amnion. b. stem cells. c. chorion. d. surfactant.
You should connect the data points with straight lines, instead of a smooth curve, unless
a. the data points describe a curvilinear relationship b. you could write the mathematical equation for the curve c. the line would be nonmonotonic d. None of these. You should always connect the data points with straight lines.
Studies of the ability of infants to respond to other people's emotional expressions have found that
a. infants as young as three days of age are able to imitate several facial expressions modeled by an adult. b. two-week-old infants can discriminate the emotional displays of others but cannot yet imitate them. c. the ability to discriminate among different emotions emerges at about three months of age. d. adult observers are unable to identify the facial expressions that young infants are attempting to imitate.
what are the recommended practices in ECE?
What will be an ideal response?