ESSENTIALS OF STATISTICS FOR
BUSINESS AND ECONOMICS 8TH
EDITION ANDERSON SCRIPT COMPLETE
QUESTIONS AND CORRECT ANSWERS
GRADED A+
◉ Random Sampling
Answer: items are chosen by randomization or a chance
procedure.
◉ Non-random Sampling
Answer: is less scientific but is sometimes used for expediency.
◉ Simple Random Sample
Answer: every item in the population of 'N' items has the same
chance of being chosen in the sample of 'n' items.
◉ Sampling without Replacement
Answer: means that once an item has been selected to be included
in the sample, it cannot be considered for the sample again.
◉ Sampling with Replacement
, Answer: the same random number could show up more than
once.
Excel function: =RANDBETWEEN(a,b)
◉ Systematic Sampling
Answer: method of random sampling is to choose every 'kth' item
from a sequence or list, starting from a randomly chosen entry
among the first 'k' items on the list.
◉ Stratified Sample
Answer: a random sample of the whole population could have
taken, and then individual strata estimates could be combined
using appropriate weights.
◉ Judgement Sampling
Answer: is a non-random sampling method that relies on the
expertise of the sampler to choose items that are representative of
the population.
◉ Cluster Sampling
Answer: are taken from strata consisting of geographical regions.
◉ Convenience Sampling
Answer: the idea is to grab whatever sample is handy.
BUSINESS AND ECONOMICS 8TH
EDITION ANDERSON SCRIPT COMPLETE
QUESTIONS AND CORRECT ANSWERS
GRADED A+
◉ Random Sampling
Answer: items are chosen by randomization or a chance
procedure.
◉ Non-random Sampling
Answer: is less scientific but is sometimes used for expediency.
◉ Simple Random Sample
Answer: every item in the population of 'N' items has the same
chance of being chosen in the sample of 'n' items.
◉ Sampling without Replacement
Answer: means that once an item has been selected to be included
in the sample, it cannot be considered for the sample again.
◉ Sampling with Replacement
, Answer: the same random number could show up more than
once.
Excel function: =RANDBETWEEN(a,b)
◉ Systematic Sampling
Answer: method of random sampling is to choose every 'kth' item
from a sequence or list, starting from a randomly chosen entry
among the first 'k' items on the list.
◉ Stratified Sample
Answer: a random sample of the whole population could have
taken, and then individual strata estimates could be combined
using appropriate weights.
◉ Judgement Sampling
Answer: is a non-random sampling method that relies on the
expertise of the sampler to choose items that are representative of
the population.
◉ Cluster Sampling
Answer: are taken from strata consisting of geographical regions.
◉ Convenience Sampling
Answer: the idea is to grab whatever sample is handy.
