61% of all Americans live in cities with population greater than 100,000 people. If 37 Americans are randomly selected, find the probability that a. Exactly 23 of them live in cities with population greater than 100,000 people. b. At most 24 of them live in cities with population greater than 100,000 people. c. At least 20 of them live in cities with population greater than 100,000 people. d. Between 20 and 24 (including 20 and 24) of them live in cities with population greater than 100,000 people.
3 Security Monthly Return Data Returns in Percent and for Month Indicated (not annualized) Short Name S&P Harris Urban Maya Name S&P Harris Packaged Goods Urban Educational Products Maya Medical Technologies Year 1990 1990 1990 1990 1990 1990 1990 1990 1990 1990 1990 1990 1991 1991 1991 1991 1991 1991 1991 1991 1991 1991 1991 1991 1992 1992 1992 1992 1992 1992 1992 1992 1009 Title Page Month 2 3 4 56 8 9 10 11 12 1234567 8 9 10 11 12 1 2 3 5 6 7 8 A Description S&P 500 Index Producer of packaged food products that food chains brand with their own name Small and young firm with good prospects developing educational products Medium-size biotechnology firm Monthly Returns S&P -6.71 1.29 2.65 -2.49 9.75 -0.67 -0.32 -9.04+ -4.87 -0.43 6.46 2.79 4.36 7.15 2.42 0.24 4.31 -4.58 4.66 2.37 -1.67 1.34 -4.03 11.44 -1.86 1.30 -1.94 2.94 0.49 -1.49 4.09 -2.05 Harris -6.54 0.63 -0.51 4.22 1.53
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