Question 1
Question
is the science of conducting studies to collect, organize, summarize, analyze, and draw conclusions
Answer

statistics

variable

data

quantitative variables
Question 2
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is a characteristic or attribute that can assume different values
Answer

variable

data

discrete

continuous
Question 3
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are the values that variables can assume
Answer

data

variables

qualitatives

discrete
Question 4
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is a collection of date values
Answer

data set

random variables

qualitatives

continous varibales
Question 5
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have values that are determined by chance
Answer

random variables

data set

discrete variables

statistics
Question 6
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can be placed into distinct categories according to some characteristics or attribute
Answer

qualitative variables

quantitative variables

data set

variables
Question 7
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are numerical in nature and can be ordered or ranked
Answer

quantitative variables

qualitative variables

random variables

data set
Question 8
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assume values that can be counted
Answer

discrete variables

continuous variables

data set

random, variables
Question 9
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can assume all values between any two specific values
Answer

continuous variables

data set

discrete variables

nominal
Question 10
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classifies data into mutually exclusive (non overlapping), exhausting categories in which no order or ranking can be imposed on the data
Answer

nominal

ordinal

data set

random variables
Question 11
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classicfies data into categories that can be ranked: however, precise differences between the ranks do not exist
Answer

ordinal

nominal

continuous variable

random variable
Question 12
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ranks data, and precise differences between units of measure do exist, however, there is no meaningful zero
Answer

interval

ratio

nominal

ordinal
Question 13
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posses all the characteristics of interval measurement, and there exists a true zero
Answer

ratio

interval

nominal

data set
Question 14
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consists of the collection, organization, summarization, and presentation of data
Answer

descriptive statistic

inferential statics

ordinal

interval
Question 15
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consists of generalizing from samples to populations, performing hypothesis testing, determine relationships among variables, and making predictions.
Answer

inferential statistics

descriptive statistics

nominal

data set
Question 16
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is the chance of an even occurring
Answer

probability

population

sample

data set
Question 17
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consists of all subjects that are being studied
Answer

population

probability

sample

nominal
Question 18
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is a group of subjects selected from a population
Answer

sample

population

probability

data set
Question 19
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are selected using chance methods or random methods
Answer

random samples

systematic samples

data sets

nominal
Question 20
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by numbering each subject of the populations and then selecting every nth number
Answer

systematic samples

random samples

data sets

interval
Question 21
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by dividing the population into groups according to some characteristics that is important to the study, the sampling from each group
Answer

stratified samples

cluster samples

data set

nominal
Question 22
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by using intact groups called clusters
Answer

cluster samples

stratified samples

data sets

ordinal
Question 23
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thee researcher mercy observes what is happening or what has happened in the past and tries to draw conclusions based ion these observations
Answer

observational study

experimental study

data set

discrete variables
Question 24
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the researcher manipulates one of the variables and tries to determine how the manipulation influences the variables
Answer

experimental study

observation study

continuous variables

ordinal
Question 25
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data collected in original form is called
Question 26
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is the organization of raw data in table form, using classes and frequencies
Question 27
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nominal or ordinal level data that can be places in categories is organized
Question 28
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are used when the range of the data is large
Question 29
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the smallest and largest possible data values in class are the
Question 30
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is a graph that displays the data by using vertical bars of various heights to represent the frequencies of the classes
Answer

histogram

class boundaries

ordinal

nominal
Question 31
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is a graph that displays the data by using lines that connects points plotted for the frequencies at the class midpoints. the frequencies are represented by the heights of the points
Answer

frequency polygon

class midpoints

histogram

nominal
Question 32
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is a graph that represents the cumulative frequencies for the classes in a frequency distribution
Answer

ogive

ordinal

histogram

nominal
Question 33
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if proportions are used instead of frequencies, the graph are called
Question 34
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a statistical graph in which each data value is plotted as a point above the horizontal axis
Answer

dotplot

ogive

ordinal

nominal
Question 35
Question
a data plot that uses part of a data value as the stem and part of the data value as the leaf to form groups or classes
Answer

stem and leaf plot

ogive

dot plot

ordinal