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Statistics Revisited Flashcards | StudBud
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Statistics Revisited
Statistics Revisited
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1
Which of the following is a subset of the population which is used to make inferences?
population
sample
census
variable
2
The best way of presenting purely qualitative data is to use ___
the tabular form
none of these
the textual form
the graphical form
3
To achieve the results from the study that are free from bias, which sampling method will you use?
any method will do
convenience sampling
non-probability sampling
probability sampling
4
It refers to the body of knowledge that deals with the collection, organization, presentation, and analysis of data.
probability
algebraprobability
statistics
population
5
What is the mode of the values 10,3 , 5, 5, 6, 4, 2, 5, 4 , 8 , 6, 5, 5, 2, 3, 4, 2, 2, 5 and 6?
3
2
5
4
6
What measure of central tendency should be used if you want to measure the most typical case desired?
mode
cannot be determined
mean
median
7
Which of the following variable is NOT nominal?
military ranks
GSIS number
student ID number
age
8
"Most Filipinos are still undecided on their choice for the net president" is a descriptive statistic.
False
True
9
Mark obtained a percentile rank of 78 in the National Achievement Test (NAT). What does this mean?
He belongs to the upper 12% of all the examinees
He was able to answer 78% of the questions correctly.
He was able to answer 78 questions correctly.
He belongs to the lower 78% of all the examinees.
10
gender is considered as numerical variable.
True
False
11
The following scores in a math test: 85 88 93 90 87 81 80 85 94 86 92 32 98 94 81
cannot be determined
mean
mode
median
12
Which of the following variables is measured in the interval scale?
blood type
blood pressure
number of red blood cell
pulse rate
13
Which is NOT a continuous variable?
length of a table
phone number
speed of a car
temperature
