# End of Term 2 Revision Units 6 and 16

End of Term 2 Revision Units 6 and 16
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Slide 1: Tekstslide
MathematicsSecondary EducationAge 11,12

In deze les zitten 38 slides, met interactieve quizzen en tekstslide.

## Onderdelen in deze les

End of Term 2 Revision Units 6 and 16

#### Slide 1 -Tekstslide

Which of the following is NOT an example of discrete data?
A
Number of books on a shelf
B
Time in hours and minutes
C
Number of cars in a parking lot
D
Number of goals scored in a match

#### Slide 2 -Quizvraag

What type of data is counted in distinct and separate units?
A
Continuous data
B
Discrete data
C
Categorical data
D
Ordinal data

#### Slide 3 -Quizvraag

Which of the following is an example of discrete data?
A
Height of a person
B
Weight of a fruit
C
Temperature in degrees Celsius
D
Number of students in a class

#### Slide 4 -Quizvraag

Which of the following is an example of continuous data?
A
Types of fruits in a basket
B
Number of cars in a parking lot
C
Number of students in a class
D
Weight of a person

#### Slide 5 -Quizvraag

In statistics, continuous data can take on any value within a given _____________.
A
Group
B
Range
C
Category
D
Cluster

#### Slide 6 -Quizvraag

Which of the following is not an example of continuous data?
A
Height of a building
B
Time taken to complete a race
C
Number of siblings
D
Temperature in degrees Celsius

#### Slide 7 -Quizvraag

What is categorical data?
A
Data that is not useful for analysis
B
Data that can be divided into categories
C
Data that is continuous and uncountable
D
Data that is only numerical

#### Slide 8 -Quizvraag

Which of the following is an example of categorical data?
A
Temperature in degrees
B
Height in centimeters
C
Annual income in dollars
D
Eye color

#### Slide 9 -Quizvraag

How is categorical data different from numerical data?
A
Numerical data is easier to analyze
B
Numerical data is more accurate
C
Categorical data cannot be graphed
D
Categorical data represents characteristics or qualities

#### Slide 10 -Quizvraag

What type of chart is commonly used to represent categorical data?
A
Bar chart
B
Line graph
C
Histogram
D
Scatter plot

#### Slide 11 -Quizvraag

What is random sampling?
A
A method where the researcher selects members based on their availability.
B
A method where each member of the population has an equal chance of being selected.
C
A method where the researcher selects the most convenient members of the population.
D
A method where the researcher selects members based on their characteristics.

#### Slide 12 -Quizvraag

What is a method of data collection that involves asking a series of questions to gather information?
A
Surveys
B
Questionnaires
C
Interviews
D
Experiments

#### Slide 13 -Quizvraag

Which method of data collection involves gathering information by observing subjects in a controlled environment?
A
Questionnaires
B
Experiments
C
Interviews
D
Surveys

#### Slide 14 -Quizvraag

What is a systematic way of gathering information from individuals by asking questions and recording their responses?
A
Questionnaires
B
Surveys
C
Experiments
D
Interviews

#### Slide 15 -Quizvraag

Which of the following is a structured set of questions designed to gather information from a sample of people?
A
Experiments
B
Interviews
C
Questionnaires
D
Survey

#### Slide 16 -Quizvraag

What is a research method used to investigate relationships between variables by manipulating one variable while controlling others?
A
Experiment
B
Interview
C
Questionnaire
D
Survey

#### Slide 17 -Quizvraag

Which of the following is a common method to record data?
A
Filling out forms
B
Sending emails
C
D
Making phone calls

#### Slide 18 -Quizvraag

What is the purpose of recording data accurately?
A
Ensuring data integrity
B
Improving internet speed
C
Increasing storage capacity
D
Facilitating analysis

#### Slide 19 -Quizvraag

What type of chart is best for showing the change in temperature over a week?
A
Bar chart
B
Pie chart
C
Tally chart
D
Line graph

#### Slide 20 -Quizvraag

What is the best way to record the number of cars passing by every hour?
A
Histogram
B
Bar chart
C
Tally chart
D
Line graph

#### Slide 21 -Quizvraag

How would you represent the number of books read by each student in a class?
A
Line graph
B
Bar chart
C
Tally chart
D
Frequency polygon

#### Slide 22 -Quizvraag

What is an advantage of a large sample size?
A
Decreased diversity of data
B
Higher cost of data collection
C
Increased precision in estimating population parameters
D
Reduced statistical power

#### Slide 23 -Quizvraag

Which is a disadvantage of a small sample size?
A
Lower risk of sampling error
B
Greater variability in estimates of population parameters
C
Faster data analysis
D
Easier data management

#### Slide 24 -Quizvraag

What is a potential drawback of a large sample size?
A
Decreased precision
B
Higher cost and time for data collection
C
Lower confidence in results
D
Reduced data complexity

#### Slide 25 -Quizvraag

Why might a small sample size be advantageous?
A
Increased precision
B
Higher statistical power
C
Lower cost and time for data collection
D
Enhanced generalizability

#### Slide 26 -Quizvraag

What is a two-way table used for?
A
Creating line graphs
B
Organizing categorical data into rows and columns
C
Calculating mean and median
D
Plotting scatter plots

#### Slide 27 -Quizvraag

What kind of data is typically organized in a two-way table?
A
Categorical data
B
Textual data
C
Continuous data
D
Qualitative data

#### Slide 28 -Quizvraag

What is the middle value in a set of numbers?
A
Mode
B
Range
C
Mean
D
Median

#### Slide 29 -Quizvraag

Which measure of central tendency is affected by extreme values?
A
Mode
B
Range
C
Median
D
Mean

#### Slide 30 -Quizvraag

What is the most frequently occurring value in a set of numbers?
A
Mean
B
Median
C
Mode
D
Range

#### Slide 31 -Quizvraag

What measures the spread of a set of numbers?
A
Median
B
Mode
C
Range
D
Mean

#### Slide 32 -Quizvraag

If a set of numbers has two middle values, what should be calculated?
A
Mean
B
Range
C
Median
D
Mode

#### Slide 33 -Quizvraag

What is the value of the mean in the following data set: 5, 7, 9, 11, 13?
A
9
B
7
C
13
D
11

#### Slide 34 -Quizvraag

Determine the median of the data set: 4, 7, 9, 12, 15, 20, 25
A
20
B
15
C
9
D
12

#### Slide 35 -Quizvraag

What is the mode of the following data set: 3, 5, 5, 7, 8, 9?
A
8
B
7
C
3
D
5

#### Slide 36 -Quizvraag

Find the range of the data set: 10, 15, 20, 25, 30, 35, 40
A
25
B
15
C
30
D
20

#### Slide 37 -Quizvraag

Calculate the mean of the following data set: 2, 4, 6, 8, 10, 12
A
7
B
8
C
10
D
4