- 1. sample units are volunteer in studies wherein the measuring process is painful or troublesome to a respondent.
A) Volunteer Sampling
B) convenience sampling
C) snowball sampling
D) qouta sampling
- 2. a random sampling wherein population is divided in clusters or groups and then clusters are randomly selected.
A) stratified random sampling
B) systematic random sampling
C) simple random sampling
D) cluster sampling
- 3. this technique is the most basic random sampling wherein each element in the population has an equal probability of being selected.
A) cluster sampling
B) stratified random sampling
C) simple random sampling
D) systematic random sampling
- 4. the sampling techniques that involve random selection.
A) probability sampling
B) systematic random sampling
C) non - probability sampling
D) cluster sampling
- 5. the sampling techniques that do not involve random selection of data.
A) systematic random sampling
B) stratified random sampling
C) probability sampling
D) non - probability sampling
- 6. consists of one or more data drawn from population.
A) random sampling
B) sample
C) population
D) systematic random sampling
- 7. Set of all possible values of a variable.
A) population
B) random sampling
C) sample
D) systematic random sampling
- 8. it is a sampling method of choosing representatives from the population wherein evert sample has an equal chance of being selected.
A) population
B) random sampling
C) systematic random sampling
D) sample
- 9. a random sampling wherein the population is divided into different strata or divisions.
A) stratified random sampling
B) cluster sampling
C) systematic random sampling
D) simple random sampling
- 10. a random sampling that can be done by listing all the elements in the population and selecting every kth element in your population list.
A) stratified random sampling
B) simple random sampling
C) systematic random sampling
D) cluster sampling
- 11. The teacher randomly selects 20 boys and 15 girls from a batch of learners to be member of a group that will go to a field trip.
A) simple random sampling
B) cluster sampling
C) stratified random sampling
D) systematic random sampling
- 12. a sample of 10 mice are selected at random from a set of 40 mice to test the effect of a certain medicine
A) stratified random sampling
B) simple random sampling
C) systematic random sampling
D) cluster sampling
- 13. The people in a certain seminar are all members of two of five groups are asked what they think about the president.
A) systematic random sampling
B) stratified random sampling
C) cluster sampling
D) simple random sampling
- 14. a brand manager of a toothpaste asks ten dentists that have clinic closest to his office whether they use a particular brand of toothpaste.
A) snowball sampling
B) qouta sampling
C) Volunteer Sampling
D) convenience samppling
- 15. a barangay health worker asks every four house in the village for the ages of the children living in those households.
A) cluster sampling
B) snowball sampling
C) simple random sampling
D) systematic random sampling
- 16. What area under the standard normal curve corresponds to z > -1.2?
A) 0.5000
B) a. 0.1151
C) 0.8849
D) 0.6119
- 17. It measures the distance between an observation and the mean, measured in units of standard deviation
A) z score
B) percentile
C) standard deviation
D) probability
- 18. if the z score is positive, the positive score is above the mean.
A) maybe
B) none of these
C) true
D) false
- 19. what is the z value if x = 12, mean = 16 and standard deviation = 3
A) z=3
B) z=-1.33
C) z=-2.67
D) z=2
- 20. what is the z value if x= 22, mean = 16 and standard deviation = 3
A) z=3
B) z=2
C) z=-1.33
D) z=-2.67
- 21. find the probability between z= 1.32 and z= 2.37
A) 88%
B) 88.77%
C) 89.77%
D) 89%
- 22. find the probability between z=0.92 and z= -1.75
A) 78.11%
B) 89%
C) 78%
D) 89.77%
- 23. find the probability to the left of z= -1.5
A) 66.8%
B) 66.68%
C) 66.5%
D) 6.68%
- 24. find the probability below z=1.5
A) 66.8%
B) 92.32%
C) 93.32%
D) 6.68%
- 25. find the probability of the area above z = -1
A) 92.32%
B) 84.13%
C) 66.8%
D) 6.68%
- 26. it is a measure used to indicate the value below which a given percentage of observations fall.
A) percentile
B) quartile
C) quartile
D) decile
- 27. it usually utilized to compare scores
A) decile
B) percentile
C) quartile
D) quartile
- 28. find the z score of 38th percentile of the normal curve.
A) 0.31
B) -0.31
C) 3.1
D) 3.2
A) 0.9599
B) 0.9082
C) 0.5000
D) 0.0401
- 30. find the 65th percentile of the normal curve
A) 0.3
B) 0.38
C) 0.39
D) 0.4
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