xplot indicates 4.80 4.75 4.77 D 4.47 5.19 5.18 5.82 4.75 5.11 4.79 4.73 4.52 Click the icon to view the table of critical values of the chi-square distribution. CH Select the correct choice below and fill in the answer boxes to complete your choice. (Use ascending order. Round to three decimal places as needed.) OA. There is 99% confidence that the population standard deviation is between and OB. If repeated samples are taken, 99% of them will have the sample standard deviation between and OC. There is a 99% probability that the true population standard deviation is between and Help me solve this View an example Get more help. O BE a E Type here to search 96 5 8 hp DE O Clear all (?) 97°F A Check answer 1:37 PM 6/17/2022

t-Distribution Table d.f. 123456789 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 Level of confidence, c 0.80 0.90 0.95 0.98 0.10 0.05 0.025 0.01 0.10 0.05 0.02 0.20 3.078 6.314 12.706 31.821 1.886 2.920 4.303 6.965 1.638 2.353 3.182 4.541 1.533 2.132 2.776 3.747 1.476 2.015 2.571 3.365 1.440 1.943 2.447 3.143 1.415 1.895 2.365 2.998 1.397 1.860 2.306 2.896 1.383 1.833 2.262 2.821 1.372 1.812 2.228 2.764 2.201 2.718 2.179 2.681 3.055 2.160 2.650 3.012 2.624 2.977 2.131 2.602 2.947 2.583 2.921 2.898 2.567 2.552 2.878 One tail, a Two tails, a 0.99 0.005 0.01 d.f. 63.657 1 9.925 2 5.841 3 4.604 4 4.032 5 3.707 6 3.499 7 3.355 8 3.250 9 3.169 10 3.106 11 12 13 14 15 16 17 18 2.539 2.861 19 1.363 1.796 1.356 1.782 1.350 1.771 1.345 1.761 2.145 1.341 1.753 1.337 1.746 2.120 1.333 1.740 2.110 1.330 1.734 2.101 1.328 1.729 2.093 2.086 2.528 1.325 1.725 2.845 20 1.323 1.721 2.080 2.518 2.831 21 1.321 1.717 2.074 2.508 2.819 22 1.319 1.714 2.069 2.500…

Find the margin of error for the given values of c, s, and n. c= 0.99, s= 2.7, n = 12 Click the icon to view the t-distribution table. The margin of error is . (Round to one decimal place as needed.)

The amount of caffeine in a sample of five-ounce servings of brewed coffee is shown in the histogram. Make a frequency distribution for the data. Then use the table to estimate the sample mean and the sample standard deviation of the data set. Click the icon to view the histogram. Complete the table. Round values to the nearest tenth as needed. Graph/chart f Midpoint x xf 70.5 Ay 30- 92.5 26 25- 114.5 136.5 20- 158.5 15- 12 Ef = Exf = 10- Find the mean of the data set. 5- X = (Round to the nearest tenth as needed.) 48.5 70.5 92.5 114.5 136.5 158.5 Complete the table. Round values to the nearest tenth as needed. Midpoint x (x-x)? (x-x)?f X-X 70.5 Print Done 92.5 114.5 136.5 158.5 (x-x)?r= ] of