Sampling Techniques Quiz

Which of the following employs simple random sampling?

• Picking a house randomly and then picking 5 more on the same street.

• Drawing names randomly from a covered box.

• Selecting every 10th person that you see.

• Picking a random location on a map and then the nearest two houses are chosen.

What type of sampling technique where each list of elements in the population is used as a sampling frame and the element to be included in the sample are selected in regular interval?

• stratified sampling

• Systematic sampling

• cluster sampling

• simple random sampling

What is the sample interval in a study with a population of 200 and a sample size of 35?

• 5

• 6

• 7

• 8

Which of the following illustrates a stratified sampling method?

• A researcher conducted a survey of 50 randomly selected workers from each of these categories: high school graduate, with undergraduate degrees, with master's degree, and with doctoral degree.

• A researcher interviewed all freshmen in each of 15 randomly selected public schools in Zamboanga Sibugay.

• A researcher doing a research work on students' reaction of the newly implemented curriculum and interviewed every 10th student entering the gate.

• A researcher selected a sample of n = 120 from a population 850 using the Table of Random Numbers.

A sampling distribution is ______________________.

• a set of object collected from a statistical population.

• a value taken by statistic from the same population.

• a probability of statistic obtained from samples from a specific population.

• a collection of large samples from a specific population.

A population consists of the values (5, 6, 9). How many possible samples of size 2 can be drawn with replacement from this population?

• 3

• 6

• 9

• 12

What is the mean of the sample in the population consisting the values (3,3,6) and a sample size of 2?

• 4

• 5

• 6

• cannot be determined

Which of the following illustrates a systematic sampling method?

• A researcher conducted a survey of 50 randomly selected workers from each of these categories: high school graduate, with undergraduate degrees, with master's degree, and with doctoral degree.

• A researcher interviewed all freshmen in each of 15 randomly selected public schools in Zamboanga Sibugay.

• A researcher doing a research work on students' reaction of the newly implemented curriculum and interviewed every 10th student entering the gate.

• A researcher selected a sample of n = 120 from a population 850 using the Table of Random Numbers.

What is the mean of the sample in the population consisting the values (3, 5,6,9) and a sample size of 2?

• 5.75

• 7.67

• 11.5

• cannot be determined

What do you call the frequency distribution using the means computed from all possible random samples of a specific size taken from a population?

• Sample mean

• Sampling distribution

• Sampling distribution of sample means

• Probability sample mean