UNCW: STT 215: Unit 1: Total Vocab!!
2025/2026 Exam Questions and Answers
| 100% Solved
statistics - 🧠 ANSWER ✔✔Consists of a body of methods of collecting and
analyzing data.
quantitative - 🧠 ANSWER ✔✔represents the amount or quantity of
something, it can be continuous or discrete
qualitative (categorical) - 🧠 ANSWER ✔✔data that results from descriptions
ex) blood type of a person, marital status, religious affiliation
population - 🧠 ANSWER ✔✔the collection of all individuals or items under
consideration in a statistical study
sample - 🧠 ANSWER ✔✔that part of a population from which information is
collected
finite population - 🧠 ANSWER ✔✔In many cases the population under
consideration is one which could be physically listed.
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PRIVACY STATEMENT. ALL RIGHTS RESERVED
, ex) The students at UNCW
the books in a library
hypothetical population - 🧠 ANSWER ✔✔Also in many cases the population
is much more abstract and may arise from the phenomenon under
consideration.
ex) a factory producing light bulbs. If the factory keeps using the same
equipment, raw materials and methods of production also in future then the
bulbs that will be produced in factory constitute a hypothetical population.
That is, sample of light bulbs taken from current production line can be
used to make inference about qualities of light bulbs produced in future.
descriptive statistics - 🧠 ANSWER ✔✔includes the construction of graphs,
charts, and tables, and the calculation of various descriptive measures
such as measures of variation, and percentiles. In fact, the most part of this
course deals with this kind of statistics.
inferential statistics - 🧠 ANSWER ✔✔includes methods like point
estimation, interval estimation and hypothesis testing which are all based
on probability theory.
COPYRIGHT@SARAHROSAPERAL 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE.
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PRIVACY STATEMENT. ALL RIGHTS RESERVED
2025/2026 Exam Questions and Answers
| 100% Solved
statistics - 🧠 ANSWER ✔✔Consists of a body of methods of collecting and
analyzing data.
quantitative - 🧠 ANSWER ✔✔represents the amount or quantity of
something, it can be continuous or discrete
qualitative (categorical) - 🧠 ANSWER ✔✔data that results from descriptions
ex) blood type of a person, marital status, religious affiliation
population - 🧠 ANSWER ✔✔the collection of all individuals or items under
consideration in a statistical study
sample - 🧠 ANSWER ✔✔that part of a population from which information is
collected
finite population - 🧠 ANSWER ✔✔In many cases the population under
consideration is one which could be physically listed.
COPYRIGHT@SARAHROSAPERAL 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE.
1
PRIVACY STATEMENT. ALL RIGHTS RESERVED
, ex) The students at UNCW
the books in a library
hypothetical population - 🧠 ANSWER ✔✔Also in many cases the population
is much more abstract and may arise from the phenomenon under
consideration.
ex) a factory producing light bulbs. If the factory keeps using the same
equipment, raw materials and methods of production also in future then the
bulbs that will be produced in factory constitute a hypothetical population.
That is, sample of light bulbs taken from current production line can be
used to make inference about qualities of light bulbs produced in future.
descriptive statistics - 🧠 ANSWER ✔✔includes the construction of graphs,
charts, and tables, and the calculation of various descriptive measures
such as measures of variation, and percentiles. In fact, the most part of this
course deals with this kind of statistics.
inferential statistics - 🧠 ANSWER ✔✔includes methods like point
estimation, interval estimation and hypothesis testing which are all based
on probability theory.
COPYRIGHT@SARAHROSAPERAL 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE.
2
PRIVACY STATEMENT. ALL RIGHTS RESERVED
