WorksheetsDescriptive Statistics: Interpreting Assessment
Total questions: 27
Worksheet time: 14mins
If quartile deviation is to median , what is to mean?
Mode
Range
Standard deviation
Variance
What is the best measure of typical performance to use when there is a extreme values?
Mean
Median
Mode
Standard deviation
What measure of central tendency does the number 16 represent in the following data: 14, 15, 17, 16, 19, 20, 16, 14, 16?
Mean
Mean and Mode
Median
Median and Mode
What is the difference between descriptive and inferential statistics?
Inferential statistics only concerns the sample while descriptive statistics is concern with the underlying population
Descriptive statistics is used with discrete variables, inferential statistics is used with continuous variable
Inferential statistics is used with discrete variables, descriptive statistics is used with continuous variable
Descriptive statistics only concerns the sample , inferential concerns the underlying population
Which of the following is the greatest weakness of the Range as a measure of variability?
Extreme in stability
Ease of computation
Intricate computation
Difficulty of interpretation
Which of the following is considered the largest measure of variability from the central tendency of a distribution?
Average Deviation
Quartile deviation
Range
Standard deviation
Which sets of score has the least variability?
0 , 2, 8 , 15 , 20
25 , 35 , 45 , 55
0 , 5 , 10 , 15 , 20
505 , 501 , 503
Which is TRUE when standard deviation is small?
Scores are spread apart
Scores are relatively flat
Scores are toward both extremes
Scores are tightly bunched together
Here is a score distribution : 98 , 93 , 93, 93, 90 , 88 , 87 , 85 , 85 , 85 , 70 , 51 , 34 , 34 , 34 , 20 , 18 , 15 , 12 , 9 , 8 , 6 , 3 , 1 . Which of the following is the range?
34
85
93
97
Here is a score distribution : 98 , 93 , 93, 93, 90 , 88 , 87 , 85 , 85 , 85 , 70 , 51 , 34 , 34 , 34 , 20 , 18 , 15 , 12 , 9 , 8 , 6 , 3 , 1 . Which of the following is the characteristic of the distribution?
Bi-modal
Clustered around the median
Scattered around the median
Tri-Modal
Which of the following statements best explain student performance in a positively skewed scores distribution?
Most students performed well.
A few students performed excellently.
Most students performed poorly.
Almost all students had averaged performance.
In an entrance examination , student Anne’s percentile is
25 (P25). Based on this percentile rank, which is likely to happen?
Anne will be admitted.
Anne will not be admitted.
Anne has 50-50 percent chance to be admitted.
Anne has 75 percent chance to be admitted.
Which of the following is the characteristic of a negative discrimination index?
The test item has low reliability.
More from the lower group answer the test item correctly.
More from the upper group got the item correctly.
The test item could not discriminate between the lower and upper
groups.
Which of the following characterize a skewed score distribution?
The scores are normally distributed.
The mean and the median are equal.
The mode , the mean , and the median are equal.
The scores are concentrated more at one end or on the other end.
What does a negatively skewed score contribution imply?
The scores are widespread.
The students must be academically poor.
The scores congregate on the left side of the normal contribution curve
The score congregate on the right side of the normal contribution curve
Which of the following is the appropriate action to be taken by the teacher if the scores of the test follow a negatively skewed score distribution?
Find out why few pupils scored high.
Find out why the test items were hard.
Find out why most of the scores are high.
Find out why most of the scores are low.
What does the given statement means? The score distribution follows the normal curve?
Mos of the scores are on the -2 SD.
Most of the scores are on the + 2 SD.
The scores coincide with the mean.
Most of the scores pile up between -1 SD and + SD
To what problem type do learners belong, who have difficulty due to low potential or lack of readiness rather than motivation to work?
Immature
Low achiever
Underachiever
Withdrawn
Which of the following statements best describes negatively skewed distribution mean?
Most of the scores of the test-takers are low.
The scores of the test-takers are normally distributed.
The mean and the median of the test-takers are equal.
Most of the scores of the test-takers are above the mean.
Teacher Gie gave a 50-item test where the mean performance of the class is 35 with a standard deviation of 7. Jaemee got a score of 41. What description rating should Teacher Gerald give to Ace?
Poor
Average
Above Average
Outstanding
Which is the most stable measure of central tendency?
Mean
Median
Percentage
Percentile rank
It refers to the process of evaluating a single test items by any of several methods. It usually involves determining the difficulty, and the discriminating power of the item, and often its correlation with some criterion.
Frequency distribution
Item analysis
Normal Distribution
Test analysis
Multiple choice test is considered as the best type of test because:
It is easy to conduct
It contains many responses
It measures several competencies in one test
It possess the qualities of other types of test
The counting median when the number of cases is even is ________.
Range
Highest score
Middle score
Average of the two middlemost score
The following are reasons why we evaluate the learning outcomes EXCEPT:
analyze the learning task
monitor student progress
provide parents information on how well their children are doing in school
provide tangible evidence useful in interpreting school achievements to the community
In a normal curve distribution, about how many percent of the cases fall between -1SD to +1SD?
15.73%
34.13%
49.86%
68.26%
Which of the following purpose of assessment is considered to be LEAST important?
For motivation
To give feedback
To certify student’s achievement
To create learning opportunities.
