Pagsusulit sa Pag-unawa ng Datos

Jackson is conducting a survey on the growth of plants in his garden. What is the main reason for including a time element when collecting data?

• To provide context and track changes over time

• To make the data more complex

• To confuse the readers

• To increase the volume of data

Abigail is conducting a research project on climate change and needs to gather data over several years. Which of the following is an appropriate source for data collection that has a time element?

• A single observation at a point in time

• Historical records or time series datasets

• Personal opinion

• Random posts on social media

David is analyzing the sales data of his lemonade stand over the summer. Which of the following is an advantage of presenting this data in tabular form?

• It makes it easier to visualize trends and patterns over time

• It provides a detailed and organized way to present multiple sets of related data

• It shows the continuous flow of information

• It is primarily used to highlight increases and decreases in data values

Oliver wants to show the number of students attending school each day over the course of a week. Which of the following is the best way for him to present this information?

• A line graph

• A pie chart

• A drawing

• A paragraph

Aiden is tracking his daily study hours over a month. What is the main purpose of a single line graph in this context?

• To show how data changes over time

• To compare parts of a whole

• To display unrelated numbers

• To show things in a picture

Hannah is tracking her savings over the months with a line graph. If the line graph shows an upward trend, what does this mean?

• The numbers are increasing

• The numbers are decreasing

• The numbers remain the same

• The graph is incorrect

Lily has been tracking the number of books she reads each month. If her line graph shows an upward trend over a certain period, what can you assume about her reading habits?

• A decrease in the number of books read

• Stability in the number of books read

• An increase in the number of books read

• No change in the number of books read

Isla is tracking the monthly sales for her lemonade stand: January 150; February 180; March 220; April 200. What is the difference in sales between the highest and lowest sales month?

• 30 units

• 50 units

• 70 units

• 90 units

A table shows the number of books read by two students, Alice and Bob, each month over a period of four months: Month Alice Bob January 5 4 February 4 6 March 6 5 April 3 4 What is the average number of books read by Bob over the four months?

• 3.5

• 4

• 4.5

• 5

Lily has been observing the growth of a plant in her garden over 5 weeks. The line graph she created shows the following heights: Week 1: 2cm, Week 2: 4cm, Week 3: 6cm, Week 4: 8cm, Week 5: 10cm. What is the trend of the plant's growth?

• Decreasing

• Increasing

• Constant

• Fluctuating