    STATISTICS AND PROBABILITY FINALS

Quiz by Mac Gabriel

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30 questions
• Q1
It is the set of all possible outcomes of an experiment.
Sample Point
Sample Space
Probability
Experiment
60s
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• Q2
To identify if the year is a leap year, the year itself should be divisible by 4.
Certain
Unlikely
Impossible
Likely
60s
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• Q3
It is a chance or a number between 0 and 1 inclusive associated with the likelihood of occurrence of a given event.
Sample Point
Probability
Experiment
Sample Space
60s
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• Q4
Consist of Values of random variables assumed and its corresponding probabilities.
Continuous variable
Random Variables
Probability Distribution
Discrete variable
60s
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• Q5
A numerical quantity that is generated by a random experiment and usually denoted as x.
Continuous variable
Probability Distribution
Discrete variable
Random Variables
60s
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• Q6
The universe or "totality of items or things" under consideration is called.
Population
Statistic
Sample
Parameter
60s
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• Q7
The portion of the universe that has been selected for analysis is called
Statistic
Sample
Population
Parameter
60s
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• Q8
A continuous, symmetric, bell-shaped distribution of a variable.
Skewed to the Left
Normal Distribution
Skewed to the Right
Scattered Distribution
60s
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• Q9
The standard normal distribution
cannot be used to approximate discrete probability distributions.
has a mean of zero (0) and a standard deviation of 1.
has a mean of 1 and a variance of zero (0).
has an area equal to 0.5.
60s
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• Q10
Which of the following is NOT a property of normal distribution?
The normal distribution is discrete.
The total area under normal distribution curve is 1.00 or 100%
The normal curve is asymptotic.
The normal distribution is unimodal.
60s
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• Q11
A normal distribution can be converted into a standard normal distribution by obtaining what?
z - value
Standard Deviation
X - particular value
Mean
30s
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• Q12
If the z value is equal to 0.3770, then the value falls under what z score?
1.16
0.18
0.81
1.47
60s
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• Q13
Number of persons in a family.
Continuous
Discrete
60s
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• Q14
Weight of employees in a call center company.
Discrete
Continuous
60s
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• Q15
Water temperature of ten rivers in the Philippines on a given day.
Continuous
Discrete
60s
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• Q16
Number of online purchases made in a week.
Discrete
Continuous
60s
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• Q17
Capacity (in gallons) of five reservoirs in the Philippines.
Discrete
Continuous
60s
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• Q18
Amount of money spent on lunch in a month.
Discrete
Continuous
60s
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• Q19
Amount of time spent surfing the internet per week.
Discrete
Continuous
60s
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• Q20
Without the use of any sophisticating device and relying only on past experiences, an expectant mother could assign as sex for her unborn child. This situation is an example of Subjective Probability.
FALSE
TRUE
30s
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