A nationwide survey of college seniors by a university revealed that almost 60% disapprove daily pot smoking, according to a report in a magazine. If 15 seniors are selected at random and asked their opinion, nd the probability that the number who disapprove of smoking pot daily is (a) anywhere from 7 to 10, (b) at most 5 and (c) not less than 8. (a) The probability that from 7 to 10 college seniors disapprove is D. (Round to four decimal places as needed.) Binomial Probability Sums _ b(r; n, p) P n 0.10 0.20 0.25 0.30 0.40 0.50 0.60 0.70 0.80 0.90 8 0 0.4305 0.1678 0.1001 0.0576 0.0168 0.0039 0.0007 0.0001 0.0000 0.8131 0.5033 0.3671 0.2553 0.1064 0.0352 0.0085 0.0013 0.0001 2 0.9619 0.7969 0.6785 0.5518 0.3154 0.1445 0.0498 0.0113 0.0012 0.0000 0.9950 0.9437 0.8862 0.8059 0.5941 0.3633 0.1737 0.0580 0.0104 0.0004 0.9996 0.9896 0.9727 0.9420 0.8263 0.6367 0.4059 0.1941 0.0563 0.0050 5 1.0000 0.9988 0.9958 0.9887 0.9502 0.8555 0.6846 0.4482 0.2031 0.0381 0.9999 0.9996 0.9987 0.9915 0.9648 0.8936 0.7447 0.4967 0.1869 1.0000 1.0000 0.9999 0.9993 0.9961 0.9832 0.9424 0.8322 0.5695 00 - 1.0000 1.0000 1.0000 1.0000 1.0000 1.0000 1.0000 9 O 0.3874 0.1342 0.0751 0.0404 0.0101 0.0020 0.0003 0.0000 0.7748 0.4362 0.3003 0.1960 0.0705 0.0195 0.0038 0.0004 0.0000 0.9470 0.7382 0.6007 0.4628 0.2318 0.0898 0.0250 0.0043 0.0003 0.0000 3 0.9917 0.9144 0.8343 0.7297 0.4826 0.2539 0.0994 0.0253 0.0031 0.0001 A 0.9991 0.9804 0.9511 0.9012 0.7334 0.5000 0.2666 0.0988 0.0196 0.0009 5 0.9999 0.9969 0.9900 0.9747 0.9006 0.7461 0.5174 0.2703 0.0856 0.0083 6 1.0000 0.9997 0.9987 0.9957 0.9750 0.9102 0.7682 0.5372 0.2618 0.0530 1.0000 0.9999 0.9996 0.9962 0.9805 0.9295 0.8040 0.5638 0.2252 1.0000 1.0000 0.9997 0.9980 0.9899 0.9596 0.8658 0.6126 1.0000 1.0000 1.0000 1.0000 1.0000 1.0000 10 0 0.3487 0.1074 0.0563 0.0282 0.0060 0.0010 0.0001 0.0000 0.7361 0.3758 0.2440 0.1493 0.0464 0.0107 0.0017 0.0001 0.0000 0.9298 0.6778 0.5256 0.3828 0.1673 0.0547 0.0123 0.0016 0.0001 3 0.9872 0.8791 0.7759 0.6496 0.3823 0.1719 0.0548 0.0106 0.0009 0.0000 A 0.9984 0.9672 0.9219 0.8497 0.6331 0.3770 0.1662 0.0473 0.0064 0.0001\fBinomial Probability Sums _ b(x; n, p) P P 0.10 0.20 0.25 0.30 0.40 0.50 0.60 0.70 0.80 0.90 12 0 0.2824 0.0687 0.0317 0.0138 0.0022 0.0002 0.0000 1 0.6590 0.2749 0.1584 0.0850 0.0196 0.0032 0.0003 0.0000 2 0.8891 0.5583 0.3907 0.2528 0.0834 0.0193 0.0028 0.0002 0.0000 0.9744 0.7946 0.6488 0.4925 0.2253 0.0730 0.0153 0.0017 0.0001 4 0.9957 0.9274 0.8424 0.7237 0.4382 0.1938 0.0573 0.0095 0.0006 0.0000 5 0.9995 0.9806 0.9456 0.8822 0.6652 0.3872 0.1582 0.0386 0.0039 0.0001 6 0.9999 0.9961 0.9857 0.9614 0.8418 0.6128 0.3348 0.1178 0.0194 0.0005 7 1.0000 0.9994 0.9972 0.9905 0.9427 0.8062 0.5618 0.2763 0.0726 0.0043 8 0.9999 0.9996 0.9983 0.9847 0.9270 0.7747 0.5075 0.2054 0.0256 9 1.0000 1.0000 0.9998 0.9972 0.9807 0.9166 0.7472 0.4417 0.1109 10 1.0000 0.9997 0.9968 0.9804 0.9150 0.7251 0.3410 11 1.0000 0.9998 0.9978 0.9862 0.9313 0.7176 12 1.0000 1.0000 1.0000 1.0000 1.0000 13 0 0.2542 0.0550 0.0238 0.0097 0.0013 0.0001 0.0000 1 0.6213 0.2336 0.1267 0.0637 0.0126 0.0017 0.0001 0.0000 2 0.8661 0.5017 0.3326 0.2025 0.0579 0.0112 0.0013 0.0001 3 0.9658 0.7473 0.5843 0.4206 0.1686 0.0461 0.0078 0.0007 0.0000 0.9935 0.9009 0.7940 0.6543 0.3530 0.1334 0.0321 0.0040 0.0002 5 0.9991 0.9700 0.9198 0.8346 0.5744 0.2905 0.0977 0.0182 0.0012 0.0000 6 0.9999 0.9930 0.9757 0.9376 0.7712 0.5000 0.2288 0.0624 0.0070 0.0001 7 1.0000 0.9988 0.9944 0.9818 0.9023 0.7095 0.4256 0.1654 0.0300 0.0009 0.9998 0.9990 0.9960 0.9679 0.8666 0.6470 0.3457 0.0991 0.0065 1.0000 0.9999 0.9993 0.9922 0.9539 0.8314 0.5794 0.2527 0.0342 10 1.0000 0.9999 0.9987 0.9888 0.9421 0.7975 0.4983 0.133911 1.0000 0.9999 0.9983 0.9874 0.9363 0.7664 0.3787 12 1.0000 0.9999 0.9987 0.9903 0.9450 0.7458 13 1.0000 1.0000 1.0000 1.0000 1.0000 14 0 0.2288 0.0440 0.0178 0.0068 0.0008 0.0001 0.0000 1 0.5846 0.1979 0.1010 0.0475 0.0081 0.0009 0.0001 2 0.8416 0.4481 0.2811 0.1608 0.0398 0.0065 0.0006 0.0000 3 0.9559 0.6982 0.5213 0.3552 0.1243 0.0287 0.0039 0.0002 0.9908 0.8702 0.7415 0.5842 0.2793 0.0898 0.0175 0.0017 0.0000 0.9985 0.9561 0.8883 0.7805 0.4859 0.2120 0.0583 0.0083 0.0004 0.9998 0.9884 0.9617 0.9067 0.6925 0.3953 0.1501 0.0315 0.0024 0.0000 1.0000 0.9976 0.9897 0.9685 0.8499 0.6047 0.3075 0.0933 0.0116 0.0002 0.9996 0.9978 0.9917 0.9417 0.7880 0.5141 0.2195 0.0439 0.0015 1.0000 0.9997 0.9983 0.9825 0.9102 0.7207 0.4158 0.1298 0.0092 1.0000 0.9998 0.9961 0.9713 0.8757 0.6448 0.3018 0.0441 1.0000 0.9994 0.9935 0.9602 0.8392 0.5519 0.1584 0.9999 0.9991 0.9919 0.9525 0.8021 0.4154 13 1.0000 0.9999 0.9992 0.9932 0.9560 0.7712 14 1.0000 1.0000 1.0000 1.0000 1.0000 n r 0.10 0.20 0.25 0.30 0.40 0.50 0.60 0.70 0.80 0.90 P\f1.0000 0.9985 0.9925 0.9743 0.8577 0.5982 0.2839 0.0744 0.0070 0.0001 9 0.9998 0.9984 0.9929 0.9417 0.7728 0.4728 0.1753 0.0267 0.0005 10 1.0000 0.9997 0.9984 0.9809 0.8949 0.6712 0.3402 0.0817 0.0033 11 1.0000 0.9997 0.9951 0.9616 0.8334 0.5501 0.2018 0.0170 12 1.0000 0.9991 0.9894 0.9349 0.7541 0.4019 0.0684 13 0.9999 0.9979 0.9817 0.9006 0.6482 0.2108 14 1.0000 0.9997 0.9967 0.9739 0.8593 0.4853 15 1.0000 0.9997 0.9967 0.9719 0.8147 16 1.0000 1.0000 1.0000 1.0000 n 0.10 0.20 0.25 0.30 0.40 0.50 0.60 0.70 0.80 0.90 P