1. What is statistics?
A. It is the sciexxxxxxxxxxxxxxxxxxxnce that deals with collection, classification, analysis, and interpretation of information or data.
B. It is thexxxxxxxxxxx process usxxxxxxxxxxxxed to assign numbers to variables of individual population units.
C. It is an estxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxximate or prediction or some other generalization about a population based on information contained in a sample.
D. It is a charaxxxxxxxxxxxcteristicxxxxxxxxxxxxxxxxxxxxxx or property of an individual experimental unit.
2. Choose the correct answer below.
A. Descriptive statxxxxxxxxxxxxxnumbers to variable of individual population units.
B. Descriptive statistics describes sets of data. Inferential statistics draws conclusion about the sets of data based on sampling.
C. Descriptive statistics are measurements that are recorded on a naturally occurring numerical scale; they can only be classified into one of a group of categories.
D. Descriptive statistics draws conclusions about the sets of data based on sampling. Inferential statistics summarizes the information revealed in data sets.
3. Choose the correct answer below.
A. Qualitative xxxxxxxxxxxe data are collected from an observational study, while qualitative data are from a designed experimexxxxxxxxxxxxxxxxnt.
D. Quantitative data are numerical in nature, while qualitative data are categorical in nature.
E. Quantitativxxxxe data are collected from a designed experiment, while qualitative data are from an observational study.
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- Submitted On 07 Jul, 2015 07:53:04