Question: Hello, attached are some problems I need help with. Thanks. 14. Find the indicated probability. Round to four decimal places. A car insurance company has
Hello, attached are some problems I need help with. Thanks.







14. Find the indicated probability. Round to four decimal places. A car insurance company has determined that 7% of all drivers were involved in a car accident last year. Among the 14 drivers living on one particular street, 3 were involved in a car accident last year. If 14 drivers are randomly selected, what is the probability of getting 3 or more who were involved in a car accident last year? 0.0562 0.0698 0.9438 0.4318 15. Find the mean of the binomial random variable. Round to two decimal places when necessary. A company manufactures batteries in batches of 11 and there is a 3% rate of defects. Find the mean for the random variable X, the number of defects per batch. 0.34 0.32 10.67 0.33 16. Determine the binomial probability formula given the number of trials and the success probability for Bernoulli trials. Let X denote the total number of successes. Round to three decimal places. n = 6, p = 0.6, P(X = 1) 0.037 0.048 0.055 0.600 17. Find the area under the standard normal distribution curve to the left of 0.4452 0.9452 0.9545 0.4545 APPENDIX A Statistical Tables TABLE II Areas under the standard normal curve 0.09 0.0001 0.0001 0.0001 0.0002 0.0002 0.0003 0.0005 0.0007 0.0010 0.0014 0.0019 0.0026 0.0036 0.0048 0.08 0.0001 0.0001 0.0001 0.0002 0.0003 0.0004 0.0005 0.0007 0.0010 0.00 14 0.0020 0.0027 0.0037 0.0049 0.07 0.000 1 0.000 1 0.000 1 0.0002 0.0003 0.0004 0.0005 0.0008 0.001 1 0.001 5 0.002 1 0.0028 0.0038 0.005 1 Second decimal place in z 0.06 0.0001 0.0001 0.0001 0.0002 0.0003 0.0004 0.0006 0.0008 0.0011 0.0015 0.0021 0.0029 0.0039 0.0052 0.05 0.0001 0.0001 0.0001 0.0002 0.0003 0.0004 0.0006 0.0008 0.0011 0. 00 l 6 0.0022 0.0030 0.0040 0.0054 0.04 0.000 1 0.000 1 0.000 1 0.0002 0.0003 0.0004 0 0006 0.0008 0.0012 0.0016 0.0023 0.003 1 0.0041 0.0055 0.03 0.0001 0.0001 0.0001 0.0002 0.0003 0.0004 0.0006 0.0009 0.0012 0.0017 0.0023 0.0032 0.0043 0.0057 0.02 0.0001 0.0001 0.0001 0.0002 0.0003 0.0005 0.0006 0.0009 0.0013 0.0018 0.0024 0.0033 0.0044 0.0059 0.01 0.0001 0.0001 0.0002 0.0002 0.0003 0.0005 0.0007 0.0009 0.0013 0.0018 0.0025 0.0034 0.0045 0.0060 0.00 0.0000'r 0.0001 0.0001 0.0002 0.0002 0.0003 0.0005 0.0007 0.0010 0.0013 0.0019 0.0026 0.0035 0.0047 0.0062 3.9 3.8 3.7 3.6 3.5 3.4 3.3 3.2 3.1 3.0 2.9 2.8 2.7 2.6 2.5 \f\fTABLE II (cont) Areas under the standard normal curve 0.0 0.1 0.2 0.3 0.4 0.5 0.6 0. 7 0.8 0.9 1.0 1.1 1.2 1.3 1.4 0.00 0.5000 0.5398 0.5793 0.6179 0.6554 0.6915 0.7257 0.7580 0.7881 0.8159 0.8413 0.8643 0.8849 0.9032 0.9192 0.01 0.5040 0.5438 0.5832 0.6217 0.6591 0.6950 0.7291 0.7611 0.7910 0.8186 0.8438 0.8665 0.8869 0.9049 0.9207 0.02 0.5080 0.5478 0.5871 0.6255 0.6628 0.6985 0.7324 0.7642 0.7939 0. 8212 0. 8461 0. 8686 0. 8888 0.9066 0.9222 APPENDIX A Statistical Tables Second decimal place in z 0.03 0.5120 0.5517 0.5910 0.6293 0.6664 0.7019 0.7357 0.7673 0.7967 0. 8238 0.8485 0.8708 0.8907 0.9082 0.9236 0.04 0.5160 0.5557 0.5948 0.6331 0.6700 0.7054 0.73 89 0.7704 0.7995 0. 8264 0.8508 0.8729 0.8925 0.9099 0.925 1 0.05 0.5199 0.5596 0.5987 0.6368 0.6736 0.7088 0.7422 0.7734 0.8023 0.8289 0.853 1 0.8749 0.8944 0.9 1 1 5 0.9265 0.06 0.5239 0.5636 0.6026 0 6406 0.67 72 0.7123 0.7454 0.7764 0.805 1 0.83 l 5 0.8554 0.8770 0.8962 0.913 1 0.9279 0.07 0.5279 0.5675 0.6064 0.6443 0.6808 0.7157 0.7486 0.7794 0.8078 0.8340 0.8577 0.8790 0.8980 0.9147 0.9292 0.08 0.5319 0.5714 0.6103 0.6480 0.6844 0.7190 0.7517 0.7823 0.8106 0.8365 0.8599 0.8810 0.8997 0.9 162 0.9306 A-3 0.09 0.5359 0.5753 0.6141 0.6517 0.6879 0.7224 0.7549 0.7852 0.8133 0.8389 0.8621 0.8830 0.9015 0.9177 0.9319 \f\f
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