1 / 5

Review for Quarter 4 Test 2

Review for Quarter 4 Test 2. Central Tendency Graphs.

tausiq
Download Presentation

Review for Quarter 4 Test 2

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript

  1. Review for Quarter 4 Test 2 Central Tendency Graphs

  2. Stem | Leaves 0 | 2 2 7 8 1 | 0 2 5 5 2 | 5 5 3 | 6 4 | 0Find each.range:mean:median:mode:lower extreme (lowest value):upper extreme (greatest value):lower quartile:upper quartile: Answers: range: 38; median: 13.5; mode: 2, 15, 25; mean: 16.4; lower extreme: 2; upper extreme: 40 lower quartile: 7; upper quartile: 25

  3. Fill in the frequency and the cumulative frequency.New Book Club Members Answers: Frequency: 3, 5, 2, 6, 1 Cumulative Frequency: 3, 8, 10, 16, 17

  4. Answer the following questions based on the box-and-whisker plot. Answers:

  5. Tim wants to have an average of 85. His scores on 3 tests were: 81, 80, 85. What must his next test score be to meet his goal? Answer: 81 + 80 + 85 + x = 85 4 step 1: 81 + 80 + 85 = 246 step 2: 85 x 4 = 340 step 3: 340 – 246 = 94

More Related