For each of the following statements, identify the number that appears in boldfa
ID: 3263498 • Letter: F
Question
For each of the following statements, identify the number that appears in boldface type as the value of either a population characteristic or a statistic.
(a) A department store reports that 82% of all customers who use the store's credit plan pay their bills on time.
Population characteristicStatistic
(b) A sample of 100 students at a large university had a mean age of 24.2 years.
Population characteristicStatistic
(c) The Department of Motor Vehicles reports that 23% of all vehicles registered in a particular state are imports.
Population characteristicStatistic
(d) A hospital reports that based on the 10 most recent cases, the mean length of stay for surgical patients is 6.4 days.
Population characteristicStatistic
(e) A consumer group, after testing 100 batteries of a certain brand, reported an average life of 63 hr of use.
Population characteristicStatistic
Explanation / Answer
Answer to the question is as follows:
Population characteristic is for a population
Statistic is for a sample
a) This line speaks of "all customers" hence the entire population - It is Population characteristics
b) "Sample of 100 students", clearly anything on a sample is a "Statitic"
c) Again, "all vehicles" hence, Population characteristics
d) This is a case of Statistic , since, "based on 10 most recent cases", a sample
e) "after testing 100 batteries.." , 100 is a sample. hence, Statistic
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