Curated Video
Quantitative Sales Forecasting: Analyzing Trends and Extrapolating Future Sales Performance
This video is a lecture presentation on quantitative sales forecasting. The speaker explains the technical and sophisticated layer involved in extrapolating past data to predict future sales and provides insight into how businesses can...
Curated Video
Finding Lines of Fit
This video will review and practice how to create, graph and write equations of Lines of Fit on Scatter Plots. Topics covered: find slope between two points, using slope-intercept form to find the y-intercept, describing trend lines,...
KnowMo
Understanding Scatter Graphs: Identifying Correlations and Making Predictions
The video discusses scatter graphs and their usefulness in determining the relationship between two sets of data. The speaker explains the concepts of positive, negative, and no correlation, and how to identify them on a scatter graph....
Curated Video
Interpreting graphs in geography
Pupil outcome: I can interpret data from a wide variety of graphs. Key learning points: - Graphs of data allow geographers to understand trends and correlations. - Bivariate graphical data allows geographers to predict other values...
Curated Video
Comparing Rates of Speed: Proportional Relationships Between Distance and Time
In this lesson, students learn how to compare rates of speed by analyzing equations that represent proportional relationships between distance and time. By finding the unit rate and dividing the distance by the time, they can determine...
Curated Video
Determining the Best Deal: Comparing Equations for Proportional Relationships
In this video, students learn how to determine the best deal by comparing equations that represent the proportional relationship between the total cost and the number of items. They are taught to find the unit cost by dividing the total...
Curated Video
Interpreting scatter graphs
Pupil outcome: I can interpret scatter graphs using the data points shown. Key learning points: - Scatter graphs can be used to find a second value when the first value is known. - A general trend may be observed from a scatter graph. -...
Curated Video
Statistical Regression Models and Predicting Values
This video discusses how to determine the best statistical regression model to approximate data within a scatter plot and make predictions through interpolation and extrapolation. It covers the process of inputting data into a graphing...
Curated OER
Using a Linear Model
Using all his tools - tablet, Excel, graphing calculator, and mathematical prowess - Sal orchestrates an algebraic symphony in this video. He works through a word problem involving linear interpolation, and emphasizes the importance of...