"Selection of Statistical Charts" Sector Chart PPT

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"Selection of Statistical Charts" Sector Chart PPT

Part One: Learning Objectives

1. In the process of selecting statistical charts, further master the characteristics of the three statistical charts.

2. Ability to correctly select appropriate statistical charts to represent relevant information based on the characteristics of each statistical chart.

3. During the learning process, develop the ability to observe, compare, analyze and reason.

Selection of statistical charts PPT, part 2: review import

1. What kind of statistical methods have we studied in primary school? Let’s talk about the characteristics of bar, line and fan charts respectively.

Bar chart: Can clearly see the magnitude of various quantities.

Line chart: Not only can you clearly see the amounts of various quantities, but it can also clearly reflect the increase or decrease in quantities.

Fan chart: can clearly show the relationship between the quantity of each part and the total number.

Selection of statistical charts PPT, the third part: interactive new teaching

Which statistical chart is more suitable for the following sets of data?

(1) Statistical table of changes in the total number of trees on campus of Luyin Primary School from 2007 to 2011.

(2) Statistical table on the percentage of various trees on the campus of Luyin Primary School in 2011.

(3) Statistical table of the number of various trees on the campus of Luyin Primary School in 2011.

Selection of statistical charts PPT, Part 4: Consolidation and expansion

In forestry science, trees are usually divided into different types according to the length of their growth period. The following is the area composition of each age group of arbor forests in my country.

What statistical chart can be used to describe the above information? Which one is more intuitive?

You can use a bar chart or a fan chart, with the fan chart being more intuitive.

There are 250 students in the sixth grade of Weimin Primary School. The distribution of participating extracurricular interest groups is as follows.

①How many more students participate in the sports interest group than in the music group?

Solution: 250×34% - 250×18% = 40 (people)

Answer: There are 40 more students participating in sports interest groups than in music groups.

②How many students participate in other interest groups?

Solution: 250×(1 - 18% - 26% - 34%) = 55 (people)

Answer: There are 55 students participating in other interest groups.

Selection of statistical charts PPT, Part 5: Class summary

What did you discover through the previous study?

Summary: When only counting the amounts of various quantities, bar charts are the first choice; when you want to clearly see the trend of quantity changes, the line chart is the first choice; when you want to visually present the relationship between the quantity of each part and the total, the first choice is Fan chart.

Keywords: Free download of PPT courseware for sixth grade mathematics from the People's Education Press, PPT download of selection of statistical charts, PPT download of sector statistical charts, .PPT format;

For more information about the PPT courseware "Selection of Statistical Charts and Sector Charts", please click the Selection of Statistical Charts PPT Sector Chart PPT tab.

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"Selection of Statistical Charts" Data collection and organization PPT download:

"Selection of Statistical Charts" Data Collection and Arrangement PPT Download Part One Content: Learning Objectives 1. Understand the characteristics of different statistical charts, and be able to select appropriate statistical charts based on actual problems. (Key Points) 2. Be able to obtain effective results from statistical charts Information, correct decision-making. (Difficulty...

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Update Time: 2024-11-22

This template belongs to Mathematics courseware People's Education Press Sixth Grade Mathematics Volume 1 industry PPT template

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