Mathematics, 28.03.2021 02:10 doodles51
Students majoring in psychology surveyed 200 of their fellow students about their dreams. The results of the survey are shown in the Venn diagram. Let B be the event that the participant dreams in black and white and let C be the event that the participant dreams in color.
A Venn Diagram titled Student Dreams. One circle is labeled B, 4, the other circle is labeled C, 10, the shared area is labeled 12, and the outside area is labeled 174.
What is the probability that a randomly selected participant dreams in black and white or color, but not both?
0.05
0.07
0.13
0.14
Answers: 2
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Assume that 1400 births are randomly selected and 1378 of the births are girls. use subjective judgment to describe the number of girls as significantly high, significantly low, or neither significantly low nor significantly high. choose the correct answer below. a. the number of girls is neither significantly low nor significantly high. b. the number of girls is significantly high. c. the number of girls is significantly low. d. it is impossible to make a judgment with the given information.
Answers: 1
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