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Category | Format | Size |
---|---|---|
Beijing Normal University Edition Eighth Grade Mathematics Volume 1 | pptx | 6 MB |
Description
"Median and Mode" data analysis PPT teaching courseware, 14 pages in total.
Part One Content: Basic Knowledge Key Points
Knowledge point 1 Median
1. A set of 6 numbers: 15, 16, 18, 20, 22, 22, then the median of this set of data is (C)
A.22 B.20 C.19 D.18
2. A set of data is arranged from small to large as 2, 4, 8, x, 10, 14. If the median of this set of data is 9, then x is (D)
A.6 B.8 C.9 D.10
3. (Adapted) In a middle school literary and cultural festival, the number of copies of works submitted by 20 students who participated in the painting selection is as follows. The median number of copies of works submitted by these 20 students is 3.5.
Knowledge Point 2: Mode
4. The mode of a set of data -1,-3,2,4,0,2 is (C)
A.0 B.1 C.2 D.3
5. A school organized students to participate in tree planting activities. The statistics of tree planting by 52 students in Class A of eighth grade are as follows:
Median and Mode PPT, Part 2: Improvement of Comprehensive Ability
8. A set of data: 23, 20, 20, 21, 26. The median and mode of this set of data are (A) respectively.
A.21,20 B.22,20 C.21,26 D.22,26
9. The picture below is a bar graph drawn based on the physical exercise of 40 students in a class for a week. Then the mode and median of the physical exercise time of the 40 students in the class are (B) respectively.
A.16 hours, 10.5 hours B.8 hours, 9 hours
C.16 hours, 8.5 hours D.8 hours, 8.5 hours
Median and Mode PPT, Part 3: Expansion, Research and Breakthroughs
14. We agree: If the height is within the range of ±2% of the selected standard, it is called the "general height". In order to understand the number of ninth-grade boys in a school with "general height", we collected the information from the ninth-grade boys in the school. Randomly select 10 boys, measure their heights (unit: cm), collect and organize the following statistical table:
(1) Calculate three statistics of this set of data: mean, median, and mode;
(2) Please choose one of the statistics as the selection criterion and find out which of these 10 boys have the "general height"? And explain the reasons.
Keywords: Beijing Normal University edition eighth grade mathematics PPT courseware free download, median and mode PPT download, data analysis PPT download, .PPT format;
For more information about the "Data Analysis Median and Mode" PPT courseware, please click the Data Analysis PPT Median and Mode PPT tab.
"Median and Mode" data analysis PPT download:
"Median and Mode" data analysis PPT download, 20 pages in total. The first part of the content: Learning target median mode... ... ... Median and mode PPT, the second part of the content: Understanding new knowledge points Median 1. Definition: Generally, n numbers ..
"Median and Mode" data analysis PPT:
"Median and Mode" data analysis PPT, 27 pages in total. Part One: Learning Objectives 1. Master the meaning of median and mode. (Key points) 2. Be able to make preliminary judgments on the data based on the differences between the mean, median and mode. (difficult)...
"Median and Mode" Data Analysis PPT Courseware 3:
"Median and Mode" Data Analysis PPT Courseware 2 Review Introduction What is the median? 1. Median: Arrange a set of data in order from small to large (or large to small), then the number in the middle is the median of this set of data; if the data...
File Info
Update Time: 2024-09-28
This template belongs to Mathematics courseware Beijing Normal University Edition Eighth Grade Mathematics Volume 1 industry PPT template
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