Statistic Final Exam Questions With Accurate Solutions.
The science of collecting, organizing, and interpreting data - accurate
answers-Statistic
A ___________ is a number that describes a sample - accurate answers-Statistic
A ___________ is the entire collection of individuals about which information is
sought. - accurate answers-Population
The ____________ is calculated by summing all the data values and dividing by
how many there are - accurate answers-Sample Mean
What are the two main parts of statistics? - accurate answers-1. Descriptive
2. Inferential
Is statistic descriptive or inferential? - accurate answers-Descriptive
What is a numerical measurement describing some characteristics of a
population? - accurate answers-Parameter
Is parameter descriptive or inferential? - accurate answers-Inferential
What are the two types of variables? - accurate answers-1. Qualitative
2. Quantitative
What is qualitative? - accurate answers-Categorical
What is quantitative? - accurate answers-Numerical
What are the two types of qualitative variables? - accurate answers-1.
Nominal
2. Ordinal
What is nominal? - accurate answers-No natural ordering
Ex: red, black, blue, type of car
What is ordinal? - accurate answers-Natural ordering
Ex: course grades: A, B, C, D, F
, What are two types of quantitative variables? - accurate answers-1. Discrete
2. Continuous
What is discrete? - accurate answers-Count
Ex: Number of people in line at bank, shoe size
What is continuous? - accurate answers-Measurement
Ex: Height, weight
Amount of time it takes to commute to work - accurate answers-Continuous
State of residence - accurate answers-Nominal
Response to a survey question with the following scale: Strongly Disagree,
Disagree, Neutral, Agree, Strongly Agree - accurate answers-Ordinal
Number of people admitted to a hospital on a given day - accurate answers-
Discrete
Number of steps in a stairway - accurate answers-Discrete
Weight of patients with Type II diabetes - accurate answers-Continuous
The movie ratings G, PG, PG-13, R, and NC-17 - accurate answers-Ordinal
School colors - accurate answers-Nominal
True or False: A sample is a subset of a population - accurate answers-True
True or False: It is appropriate to make a histogram for categorical data -
accurate answers-False
True or False: Large samples usually give reasonably accurate results, no
matter how they are drawn - accurate answers-False
True or False: One reason that voluntary response sampling is unreliable is
that people with stronger views tend to express them more readily. - accurate
answers-True
The science of collecting, organizing, and interpreting data - accurate
answers-Statistic
A ___________ is a number that describes a sample - accurate answers-Statistic
A ___________ is the entire collection of individuals about which information is
sought. - accurate answers-Population
The ____________ is calculated by summing all the data values and dividing by
how many there are - accurate answers-Sample Mean
What are the two main parts of statistics? - accurate answers-1. Descriptive
2. Inferential
Is statistic descriptive or inferential? - accurate answers-Descriptive
What is a numerical measurement describing some characteristics of a
population? - accurate answers-Parameter
Is parameter descriptive or inferential? - accurate answers-Inferential
What are the two types of variables? - accurate answers-1. Qualitative
2. Quantitative
What is qualitative? - accurate answers-Categorical
What is quantitative? - accurate answers-Numerical
What are the two types of qualitative variables? - accurate answers-1.
Nominal
2. Ordinal
What is nominal? - accurate answers-No natural ordering
Ex: red, black, blue, type of car
What is ordinal? - accurate answers-Natural ordering
Ex: course grades: A, B, C, D, F
, What are two types of quantitative variables? - accurate answers-1. Discrete
2. Continuous
What is discrete? - accurate answers-Count
Ex: Number of people in line at bank, shoe size
What is continuous? - accurate answers-Measurement
Ex: Height, weight
Amount of time it takes to commute to work - accurate answers-Continuous
State of residence - accurate answers-Nominal
Response to a survey question with the following scale: Strongly Disagree,
Disagree, Neutral, Agree, Strongly Agree - accurate answers-Ordinal
Number of people admitted to a hospital on a given day - accurate answers-
Discrete
Number of steps in a stairway - accurate answers-Discrete
Weight of patients with Type II diabetes - accurate answers-Continuous
The movie ratings G, PG, PG-13, R, and NC-17 - accurate answers-Ordinal
School colors - accurate answers-Nominal
True or False: A sample is a subset of a population - accurate answers-True
True or False: It is appropriate to make a histogram for categorical data -
accurate answers-False
True or False: Large samples usually give reasonably accurate results, no
matter how they are drawn - accurate answers-False
True or False: One reason that voluntary response sampling is unreliable is
that people with stronger views tend to express them more readily. - accurate
answers-True
