A random sample of size n, = 24, taken from a normal population with a standard deviation o, = 6, has a mean x, = 85. A second random sample of size n, = 34, taken from a different normal population...

Extracted text: A random sample of size n, = 24, taken from a normal population with a standard deviation o, = 6, has a mean x, = 85. A second random sample of size n, = 34, taken from a different normal population with a standard deviation o, = 4, has a mean x, = 35. Find a 98% confidence interval for u, - H2. %3D Click here to view page 1 of the standard normal distribution table. Click here to view page 2 of the standard normal distribution table. |
Extracted text: Standard Normal Distribution Table (Page 2) Areas under the Normal Curve .00 .01 .02 .03 .04 .05 .06 .07 .08 .09 0.5040 0.5438 0.5832 0.5160 0.5557 0.0 0.5080 0.5279 0.5199 0,5596 0.5239 0,5636 0.6026 0.5319 0.5359 0.5753 0.6141 0.0 0.1 0.2 0.5000 0.5120 0.1 0.2 0.5398 0.5478 0.5517 0.5675 0.5714 0.6103 0.5793 0.5871 0.5910 0.5948 0.5987 0.6064 0.3 0.4 0.6179 0.6255 0.6331 0.6217 0.6591 0.6293 0.6368 0.6406 0.6772 0.6443 0.6480 0.6517 0.3 0.6554 0.6628 0.6664 0.6700 0.6736 0.6808 0.6844 0.6879 0.4 0.7123 0.7454 0.5 0.7257 0.7580 0.7881 0.7088 0.7422 0.6985 0.7157 0.7486 0.7190 0.7517 0.7823 0.8106 0.8365 0.7224 0.7549 0.6915 0.6950 0.7019 0.7054 0.5 0.6 0.7291 0.7611 0.7324 0.7642 0.7357 0.7389 0.6 0.7 0.7673 0.7704 0.7734 0.7764 0.7794 0.7 0.7910 0.8186 0.7852 0.8133 0.8389 0.7939 0.8 0.9 0.7967 0.7995 0.8023 0.8051 0.8078 0.8340 0.8 0.9 0.8159 0.8212 0.8238 0.8264 0.8289 0.8315 1.0 0.8413 0.8438 0.8461 0.8485 0.8508 0.8531 0.8554 0.8577 0.8599 0.8621 1.0 0.8643 0.8849 1.1 0.8665 0.8686 0.8708 0.8729 0.8925 0.8749 0.8770 0.8790 0.8810 0.8830 1.1 1.2 1.3 0.8869 0.9049 0.8962 0.9131 0.8980 0.9147 0.9015 0.9177 1.2 1.3 0.8888 0.8907 0.8944 0.8997 0.9032 0.9066 0.9082 0.9099 0.9115 0.9162 1.4 0.9192 0.9207 0.9222 0.9236 0.9251 0.9265 0.9279 0.9292 0.9306 0.9319 1.4 1.5 0.9332 0.9345 0.9357 0.9370 0.9382 0.9394 0.9406 0.9418 0.9429 0.9441 1.5 1.6 0.9452 0.9554 0.9463 0.9564 0.9474 0.9573 0.9484 0.9582 0.9495 0.9591 0.9505 0.9515 0.9525 0.9616 0.9693 0.9535 0.9545 1.6 1.7 1.8 1.7 0.9599 0.9608 0.9625 0.9633 1.8 0.9641 0.9649 0.9656 0.9664 0.9686 0.9706 0.9671 0.9678 0.9738 0.9744 0.9699 1.9 0.9713 0.9719 0.9726 0.9732 0.9750 0.9756 0.9761 0.9767 1.9 2.0 0,9772 0,9778 0.9783 0,9788 0,9793 0,9798 0,9803 0,9808 0,9812 0,9817 2.0 0.9821 0.9861 0.9838 0.9875 0.9842 2.1 2.2 2.3 2.4 0.9850 0.9884 0.9911 0.9932 0.9826 0.9830 0.9868 0.9834 0.9846 0.9881 0.9909 0.9931 0.9854 0.9887 0.9913 0.9857 2.1 2.2 2.3 0.9864 0.9871 0.9878 0.9890 0.9901 0.9925 0.9893 0.9896 0.9920 0.9898 0.9904 0.9927 0.9906 0.9916 0.9918 0.9922 0.9929 0.9934 0.9936 2.4 2.5 0.9938 0.9940 0.9941 0.9943 0.9945 0.9946 0.9948 0.9949 0.9951 0.9952 2.5 0.9957 0.9968 0.9962 0.9972 0.9979 2.6 0.9953 0.9965 0.9955 0.9966 0.9975 0.9956 0.9959 0.9969 0.9960 0.9970 0.9978 0.9961 0.9971 0.9979 0.9963 0.9973 0.9964 0.9974 2.6 2.7 2.8 2.7 0.9967 2.8 0.9974 0.9976 0.9977 0.9977 0.9980 0.9981