ELEMENTARY STATISTICS PICTURING THE
WORLD FINAL PAPER 2026 SOLVED
QUESTIONS WITH FULL SOLUTION ALREADY
PASSED
◉ Simple Random Sample.
Answer: Every sample of size n has the same chance of be being
chosen (selected).
◉ Cluster Sampling.
Answer: Items are drawn from the population in groups or clusters.
◉ Systematic Sampling.
Answer: The population items are ordered in a list then every Kth
item is sampled.
◉ Voluntary Response Samples (self-selected sample).
Answer: When people choose to participate in the sample, usually
only people with strong opinions choose to participate.
◉ lower class limit.
Answer: the least number that can belong to a class
, ◉ upper class limit.
Answer: the least number that can belong to a class
◉ class width.
Answer: ________________ is found by subtracting a lower class limit
from the next consecutive lower class limit.
◉ range.
Answer: the difference between the maximum data entry and the
minimum data value
◉ census.
Answer: ____________ is NOT a measure of center
◉ data.
Answer: collection of observations, measurements, gender or survey
responses single data.
◉ measure of center.
Answer: A value at the center or middle of a data set is a(n)
______________________.
WORLD FINAL PAPER 2026 SOLVED
QUESTIONS WITH FULL SOLUTION ALREADY
PASSED
◉ Simple Random Sample.
Answer: Every sample of size n has the same chance of be being
chosen (selected).
◉ Cluster Sampling.
Answer: Items are drawn from the population in groups or clusters.
◉ Systematic Sampling.
Answer: The population items are ordered in a list then every Kth
item is sampled.
◉ Voluntary Response Samples (self-selected sample).
Answer: When people choose to participate in the sample, usually
only people with strong opinions choose to participate.
◉ lower class limit.
Answer: the least number that can belong to a class
, ◉ upper class limit.
Answer: the least number that can belong to a class
◉ class width.
Answer: ________________ is found by subtracting a lower class limit
from the next consecutive lower class limit.
◉ range.
Answer: the difference between the maximum data entry and the
minimum data value
◉ census.
Answer: ____________ is NOT a measure of center
◉ data.
Answer: collection of observations, measurements, gender or survey
responses single data.
◉ measure of center.
Answer: A value at the center or middle of a data set is a(n)
______________________.
