II. Use the following frequency distribution to answer item numbers 15 to 18. f f. f 5.4 7.9 7.8 7.7 7.6 7.1 10.5 10.4 8.7 7.0 8.6 8.5 8.4 6.9 6.8 10.3 1 10.2 10.1 2 8.3 7.5 6.7 7.4 7.3 9.0 8.2 6.6 8.9 3 8.1 3 6.5 8.8 8.0 1 7.2 6.4 15. The true limits of the interval 8.4-8.6 16. The frequency in the interval 8.4-8.9 17. If a grouped frequency distribution will be prepared using i=0.5, the lowest class interval is 18. The true limits or the class boundaries of the class interval in item number 17 %3D 2342 434N 3242 221 3 243 54

Follow the instructions. Do not answer if you already answered this, i'll give downvote if i see the same answers. If you answer this completely, i'll upvote. Incomplete is downvote. Typewritten for upvote. No upvote for handwritten. Thank you