Test Bank Introductory Statistics, 9th Edition Prem S. Mann A+
- From Business, General Business
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Description
1. Under descriptive statistics, we study
A) the description of decision making tricks
B) the methods for organizing, displaying, and describing data
C) how to describe the probability distribution
D) samples to assist in decision making
Ans: B Difficulty level: low Objective: Explain what constitutes descriptive statistics.
2. Under inferential statistics, we study
A) the methods to make decisions about one or more populations based on sample results
B) how to make decisions about a mean, median, or mode
C) how a sample is taken from a population
D) tables composed of summary measures
Ans: A Difficulty level: low Objective: Explain what constitutes inferential statistics.
3. In statistics, a population consists of:
A) all people living in a country
B) all people living in the area under study
C) all subjects or objects whose characteristics are being studied
D) a selection of a limited number of elements
Ans: C Difficulty lev