Which of the following are examples of a discrete random variable?

scholars per classtime, cars of each family

Which of the following statements is true?

take-home salary of each person is acontinuousrandomvariable

Which of the following are examples of continuous random variable?

age of the teachers in your school, general weighted average of each student in your class

Which of the following is not a random variable?

The number of babies born on 2015 in the Philippines

Which of the following statements about discrete random variables is false?

A discrete random variable may have only one possible value.

studbud

Random Variables and Probability Distributions , Statistics and Probability

10 termsStudBud Administration8 plays

#Stat

Flashcards10 cardsFPractice quizPHost liveL

Questions 10

Answers

1
Which of the following is the domain of a random variable?
set of real numbers
set of whole numbers
sample space of the experiment
subset of the outcomes of the experiment
2
Which of the following are examples of a discrete random variable?
scholars per classtime
spent studying per day
cars of each family
tax paid by each employee
3
Which of the following statements is true?
The amountofblood in eachperson is a discreterandomvariable.
take-home salary of each person is acontinuousrandomvariable
The set of # between 1 and 5 is a discrete random variable
# of stars in the universe is a continuous random variable
4
Which of the ff. instruments can be used to find the values of a continuous random variable?
tape measure
tally sheet
clicker
weighing scale
5
Which of the following is a random variable whose possible values cannot be counted?
continues
continuous
discreet
discrete
6
Which of the following is a random variable whose possible values can be counted?
continues
continuous
discreet
discrete
7
Which of the following can be a representation of the values of a discrete random variable?
(5, 10)
6
(1,2,3,4....)
(7, infinity)
8
Which of the following are examples of continuous random variable?
age of the teachers in your school
number of houses per square kilometer
general weighted average of each student in your class
pens per student
9
Which of the following is not a random variable?
The amount of water drank by each student every day
The number of teachers in each school in the Philippines
The time it takes for each student to finish an exam
The number of babies born on 2015 in the Philippines
10
Which of the following statements about discrete random variables is false?
A discrete random variable can have infinite possible values
A discrete random variable may have only one possible value.
A discrete random variable can take on negative values.
A discrete random variable can have < 1k possible values

Random Variables and Probability Distributions , Statistics and Probability Flashcards | StudBud