WorksheetsDESCRIPTIVE STATISTICS
Total questions: 10
Worksheet time: 7mins
Which of the following statements is INCORRECT?
Relative frequency is the ratio of the number of the occurrence of a data to the total number of occurrences of all data in the whole distribution.
Frequency is commonly used as a basis in determining the mode of the distribution.
Frequency is randomly picked number assigned to data in a distribution.
Frequency is the number of the occurrence of data in the distribution.
Which of the following uses relative frequency to present a data?
Report on the out of school youth in a barangay. This will be the basis of DSWD on what projects to propose.
Report on the male and female children per age in a Lingap Center to be given to interested donors.
Report on the satisfactory rating of internet service providers for reference of users.
Report on preferred mode of learning in preparation for the opening of classes.
Which of the following is NOT recommended in dealing with the academic achievement?
Use mean in finding the average grades of learners if there are no outliers.
Use median in finding the average grades of learners if there are outliers.
Use mode in reporting the number of academic achievers
Use mode in finding the average grades of learners.
Which of the following is CORRECT about the levels of measurement?
Zero in the ratio level is used as a placeholder.
Data in a nominal variable follow definite order.
Zero in the interval level represents non-existence of something.
Data in an ordinal variable can be classified aside from being ordered.
Which of the following levels of measurement allows data to be arranged in an increasing or decreasing order but there is no quantitative distance between them?
Nominal
Ordinal
Interval
Ratio
It is recorded in your health card that your weight falls in the 6th decile among the Grade 10 learners. What does this mean?
Your weight is not normal.
You have a normal weight.
You are heavier than 60% of the Grade 10 learners.
You are heavier than 59% of the Grade 10 learners.
Your College Entrance Examination score is at the 70th percentile. What does this mean?
You answered 70% of the items correctly.
You failed in the College Entrance Examination.
70% of the examinees scored equal to or lower than your score.
69% of the examinees scored equal to or lower than your score.
What does a standard deviation of 1 unit indicate?
The values in the distribution are near to each other.
The values in the distribution are 1 unit away from the central value.
The values in the distribution are at most 1 standard deviation unit away from the central value.
The values in the distribution are at most 1 standard deviation unit to the right of the central value.
Which of the following uses mean to find for its average?
waistline
rank
color
civil status
Which of the following is an INCORRECT statement about measures of variability?
Lower variability means more consistent data.
Standard deviation is the average distance of the data in a distribution.
Variance is the negative distance of individual values around the mean.
Range is the distance between the lowest and highest values in a distribution.
