) When the researeher and the stady parti The placebo effe ) Random assignment U
ID: 3074750 • Letter: #
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) When the researeher and the stady parti The placebo effe ) Random assignment Use this information to anower the west thees questions. The both distributloms are enimodal and renghly symmetrie ) Which ofthe following scenarios would lead to the same a-score for two differest children beights efsample of 1000 wo-year a) A two-year-old and a foun-year-old who are both 36 inches tall. b) A wo-year-old who is 33. 5 inches tall and a four-year-old who is 41 5 inches ta e) A two-year-old who is 29.91 inches tall and a four-year-old who is 42 52 inches tall. d) A two-year-old who is 29.30 inches tall and a four-year-old who is 36.22 inches tall. 7) Ifthe zscore for a four-year-old is 2.1, what is the actual height of this four-year-old ) 44.4linches b) 41.01 inches c) 40.44 inches 39.90 inches 8) Approximately 95% of the sample oftwo-yearolds would fall between which two heights? a) 30.5 and 33.5 inches b) 29 and 35 inches c) 27.5and 36.5 minutes inches d) 37 and 43 minutes inches 9) Which of the following graphing techniques may lead to producing a misleading bar chart? a) Clearly labeling the x-axis b) Starting the y-axis at a value other than 0. e) Labeling frequency above the each bar. d) Setting the widths of the bars to be all the same.Explanation / Answer
(5)
Correct option:
(c) Double - blinding
(6)
Correct option:
(c) A two year old who is 29.91 inches tall and a four year old who is 42.52 inches tall.
(7)
Correct option
(a) 44.41
(8)
Correct option:
(b) 29 and 35 inches
(9)
Correct option:
(b) Starting the y axis at a value other than 0.
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