ELEMENTARY STATISTICS EXAM SCRIPT
UPDATED QUESTIONS AND ACCURATE
ANSWERS FULL SOLUTION
●● Variable
Answer: a characteristic or attribute that can assume different values.
●● Data
Answer: the values (measurements or observations) that the variables
can assume. Information.
●● Random Variables
Answer: variables whose values are determined by chance.
●● Data Set
Answer: a collection of data values.
●● Data Value (Datum)
Answer: each value in the data set.
●● Descriptive Statistics
, Answer: consists of the collection, organization, summarization, and
presentation of data. Describing a situation.
●● Inferential Statistics
Answer: consists of generalizing from samples to populations,
performing estimations & hypothesis tests, determining relationships
among variables, & making predictions.
●● Probability
Answer: the chance of an event occurring.
●● Population
Answer: consists of all subjects (human or otherwise) that are being
studied.
●● Sample
Answer: a group of subjects selected from a population.
●● Hypothesis Testing
Answer: a decision making process for evaluating claims about a
population, based on information obtained from samples.
●● Placebo
UPDATED QUESTIONS AND ACCURATE
ANSWERS FULL SOLUTION
●● Variable
Answer: a characteristic or attribute that can assume different values.
●● Data
Answer: the values (measurements or observations) that the variables
can assume. Information.
●● Random Variables
Answer: variables whose values are determined by chance.
●● Data Set
Answer: a collection of data values.
●● Data Value (Datum)
Answer: each value in the data set.
●● Descriptive Statistics
, Answer: consists of the collection, organization, summarization, and
presentation of data. Describing a situation.
●● Inferential Statistics
Answer: consists of generalizing from samples to populations,
performing estimations & hypothesis tests, determining relationships
among variables, & making predictions.
●● Probability
Answer: the chance of an event occurring.
●● Population
Answer: consists of all subjects (human or otherwise) that are being
studied.
●● Sample
Answer: a group of subjects selected from a population.
●● Hypothesis Testing
Answer: a decision making process for evaluating claims about a
population, based on information obtained from samples.
●● Placebo