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Measures Of Central Tendency (ME7)
Test Description: This test is how to determine your knowledge and skills in performing statistics.
Instructions: Answer all questions to get your test result.
1) A value or measure obtained from a population.
A
Parameter
B
Statistics
C
Descriptive Statistics
D
Inferential Statistics
2) A graph that uses bars of various heights to represent the frequencies.
A
Pareto Graph
B
Pie Graph
C
Bar Graph
D
Histogram
3) A line graph is a line graph formed by plotting the cumulative frequencies against the class boundaries and connecting all the consecutive points by straight lines.
A
Pie Graph
B
Bar Graph
C
Ogive Graph
D
Pareto Graph
4) It is the center most observation that divides the data.
A
Mean
B
Median
C
Frequency
D
Mode
5) A set of observations into four equal parts.
A
Deciles
B
Percentiles
C
Quantiles
D
Quartiles
6) The following are the ages of the first ten students who enrolled in a certain college. Find the mean. 23, 21, 18, 17, 19, 21, 20, 18, 19, 24.
A
20
B
19
C
22
D
21
7) Find the median of the following set of observation. 11,11,13,15,16,17,18,18,19,20.
A
15.5
B
15
C
16.5
D
17.5
8) Find the mode of the set of observation shown. 15, 13, 13, 14, 17, 17, 18, 12, 17.
A
14
B
17
C
15
D
13
9) All of these are the properties of median, EXPECT.
A
Its value is not affected by the extreme values.
B
It is associated with ordinal data.
C
It may not exist.
D
It is also a unique value in any set of data.
10) The 1st quartile of the ages of 250 BS Math students is 17 years. Which of the following statements is true?
A
Seventy-five percent of the students are 17 years old and above.
B
Most of the students are below 17 years old.
C
One hundred fifty students are younger than 17 years.
D
Twenty-five percent of the students are 17 years old.
*select an answer for all questions
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