Discrete and Continuous Variables - Class XII
Understanding the classification and characteristics of discrete and continuous variables in statistics, including examples and applications.
Questions
State, which of the following variables are continuous and which are discrete :
If true then enter $1$ and if false then enter $0$
- $1$
- $0$
- Can't determine
- None of these
Say true or false:
- True
- False
Are you a girl or boy is an example of ______ variable.
- continuous
- dependent
- discrete
- nominal
Which one of the statement is discrete variable?
- weight of animals in zoo
- distance travelled between colleges
- number of heads by flipping a coins
- height of animals in park
The statement "number of heads when flipping a coin" is an example of ______ variable.
- continuous
- dependent
- discrete
- nominal
Which variables are countable in a finite amount of time?
- dependent
- continuous
- nominal
- discrete
How many times will you brush your teeth. The answer is an example of which type of variable?
- continuous
- dependent
- nominal
- discrete
______ is not a discrete variable.
- average mark of a student
- what is your age?
- shoe size
- weight of a dog
Teacher asked a student to state how many times in the last month they visited their family doctor. The answer is an example of which type of variable?
- continuous
- dependent
- discrete
- nominal
Count the number of students in a class is an example of ________ variable.
- dependent
- continuous
- nominal
- discrete
Find the discrete variable.
- number of chocolates in a box
- time taken by an athlete
- height of a student in a class
- weight of animals in zoo
______ variables measured with enough precision can often be considered continuous for practical purposes.
- continuous
- discrete
- nominal
- none of the above
Which variable has the infinite set of the data?
- dependent
- nominal
- discrete
- continuous
The length of someone's foot is an example of _______ variable.
- continuous
- discrete
- dependent
- nominal
______ is not a continuous variable.
- are you a girl or boy?
- weight of a goat
- measure the height of a student
- time taken to complete a task
The weight of students in a class is an example of ________ variable.
- discrete
- continuous
- dependent
- nominal
The height of animals in park is not a _______ variable.
- discrete
- dependent
- nominal
- continuous
What type of variable is this?
Number of bubbles in a fish tank.
- dependent
- continuous
- nominal
- discrete
A _______ variable is a variable whose value is obtained by measuring.
- dependent
- continuous
- discrete
- nominal
What type of variable is given below?
distance travelled from classes.
- discrete
- dependent
- nominal
- continuous
The height of animals in park is a _______ variable.
- discrete
- continuous
- nominal
- dependent
Which one of the following is a continuous variable statement?
- how old are you?
- number of students in a class
- weight of a new born
- count the number of chocolates in a jar
Time taken to complete a task. The answer is an example of which type of variable?
- discrete
- dependent
- continuous
- nominal
Continuous variable has the ______ set of the data.
- finite
- infinite
- composite
- definite
Example of continuous variable is ________.
- number of bubbles in a fish tank
- time taken to complete a task
- are you a girl or boy?
- toss a coin to get head
Measurement of time, distance or weight are examples of ________ variable.
- discrete
- nominal
- continuous
- none of the above
The statement "weight of a cow" is an example of ______ variable.
- continuous
- discrete
- dependent
- nominal
Identify the continuous statement.
- toss a coin to get head
- are you a girl or boy?
- weight of animals in zoo
- number of bubbles in a fish tank
Which one of the following variable is not a continuous variable?
- distance
- height
- length
- number of cars in a street
Sizes of shoe are which types of variables?
- discrete
- random
- continous
- nominal
The mean of discrete obervations $y _1, y _2$ , ................ , $y _n$ is given by
- $\displaystyle \frac{\sum _{i=1}^{n} y _i}{n}$
- $\displaystyle \frac{\sum _{i=1}^{n} y _i}{\sum _{i=1}^{n}i}$
- $\displaystyle \frac{\sum _{i=1}^{n} y _i f _i}{n}$
- $\displaystyle \frac{\sum _{i=1}^{n} y _i f _i}{\sum _{i=1}^{n}y _if _i}$
Number of patients in a hospital are discrete variable
If true then enter $1$ and if false then enter $0$
- $1$
- $0$
- can't determine
- None of these
Distance travelled by a car is a continuous variable
If true then choose $1$ and if false then choose $0$
- $1$
- $0$
- $4$
- none of the above
Sizes of shoes are discrete variables,
If true then enter $1$ and if false then enter $0$
- Varies from case to case
- $0$
- $1$
- None of these
A quantity which can vary from one individual to another is called a variable.
If true then enter $1$ and if false then enter $0$
- $0$
- $1$
- can't determine
- None of these
The variable number of children in your class is discrete variable
- True
- False
- can't determine
- none of these
The sizes of shoes is a continuous variable
If true then enter $1$ and if false then enter $0$
- $1$
- $0$
- $10$
- None of these
Time is continuous variable
If true then enter $1$ and if false then enter $0$
- $1$
- $0$
- $3$
- None of these
State, which of the following variables are continuous and which are discrete :
If true then enter $1$ and if false then enter $0$
- Can't determine
- $0$
- $1$
- None of these
State, which of the following variables are continuous and which are discrete :
If true then enter $1$ and if false then enter $0$
- $1$
- $0$
- Can't determine
- None of these
Daily temperature is continuous variable.
If true then enter $1$ and if false then enter $0$
- $1$
- $0$
- Can't determine
- None of these