[HW4: PART 1] Concepts of Gradient & Vertical Intercepts

Study Notes (p14-p15) Estimated Duration: 15 minutes

We are going to find out the graph of a straight line in the form of y = mx + c changes when either m or c varies

1. Go to the following website to access the online Desmos file
URL: https://www.desmos.com/calculator/9rwlqrptu2

2. Record your observations on the behaviour of the graph
A list of words that might be useful when filling in the blanks: 
Upward | Downward | Rotate | Slant | Gentle | Steep | Horizontal | Vertical | Perpendicular | Parallel | Gradient | Positive | Negative | Zero | x-intercept | y-intercept | intersection | x-coordinate | y-coordinate | Direction 


3. Upload IMAGES of your completed work (p14-p15) as 2 separate posts in the padlet:
Click HERE to access.

[HW4: Part 2] Finding Gradient & Intercept to form Linear Equation

Click HERE to access padlet

You may find the following useful before doing the task above - to recap GRADIENT

The greatest mathematician that never lived...

We have started learning functions this week (T3W7).
Do you know there is a relationship between the greatest mathematician and functions?
Watch the clip... you will hear some familiar words in our vocabulary list.

Enjoy.... 

Unit 7 My very 1st PLOT

Click HERE to access padlet.

Why is data IMPORTANT to our country?

WHY DATA?

https://www.singstat.gov.sg/about-us/vision-and-mission#vsms 

• Why is data important to our country? 
• How do the different government and non-government agencies make use of such data for planning?

Click HERE to access the website of the Singapore Department of Statistics.

Seeing Singapore through data....

https://data.gov.sg/

YOUR MISSION

Click HERE to access the mission

(Discussion) Misleading Charts: News Reporting - Robberies

Do you consider the reporter’s statement to be a reasonable interpretation of the graph?

[Class Discussion] Understanding INTENT behind the Report (data)

 Click HERE to access the padlet

Data Handling: Getting Ready for next lesson

Stage 2: Data collection
Number of class each member of S1-08 has at home
Data collected on 24 June 2020 with 29 entries

4 Stages

Data Handling: Why do we collect data?

Click HERE to access the Census of Population 2020 website.

Class Discussions: Word Problems involving Inequalities