Bar charts are effective for ___ comparisons between categories.

Emphasizing

True or False: Both dot plots and bar charts use a scale to represent values.

True

In a dot plot, if March has a dot at level 4 and April has a dot at level 9, this indicates that ___.

March had 4 sunny days while April had 9 sunny days.

Riddle: I can show you trends and patterns, but I don’t have bars. What am I?

A dot plot

Fill in the blank: Frequency charts display data collected in groups or ranges, showing how often values fall within each ___.

Range

Fill in the blank: A frequency chart of distances to school shows that the range of 0–1 km has a frequency of ___.

12 learners

True or False: Frequency charts can provide exact values for data points within a range.

False. Frequency charts cannot specify exact values within a range, such as 0.5 km or 2.3 km.

Riddle: I show trends over time, my points connect and align. What am I?

A line graph

What is the primary purpose of grouping data into ranges in a frequency chart?

In a line graph, what does the x-axis typically represent?

The x-axis typically represents time or another independent variable.

Fill in the blank: Continuous data can take any value within a range, such as ___, volume, and temperature.

Height

Multiple Choice: Which of the following is a key feature of line graphs? A) Discrete data representation B) Points plotted and connected by lines C) Fixed categories D) No axes

B) Points plotted and connected by lines

What does the y-axis represent in a line graph?

The y-axis represents the measured quantity, such as height or water usage.

Fill in the blank: A line graph is unsuitable for discrete data, such as the number of visitors to a skate park, because it implies ___ between points.

Continuity

True or False: A line graph can effectively show trends in discrete data.

False. Line graphs are not suitable for discrete data as they imply continuity.

Riddle: I show changes over time with connected points, but I'm not for counting things. What am I?

A line graph.

What is an example of data that would be best represented by a line graph?

The maximum temperatures over a series of days.

Fill in the blank: Points connected by lines in a line graph help illustrate ___ or changes in the measured quantity.

Trends

What is an example of a situation where a line graph would be inappropriate?

Displaying the number of visitors to a skate park.

During which day did Sanchia use the most water for handwashing according to the example?

Day 5, with 26 liters used.