BESC 3010 Exam 2 Questions And Answers Latest Top Score.
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Course
BESC 3010
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BESC 3010
BESC 3010 Exam 2 Questions And Answers Latest Top Score.
Inferential statistics are typically contrasted with _____ statistics. - correct iptive
Which of the following is a defining characteristic of experiments? - correct answer.Manipulations
In an experiment, the variable that th...
BESC 3010 Exam 2 Questions And
Answers Latest Top Score.
Inferential statistics are typically contrasted with _____ statistics. - correct
answer.descriptive
Which of the following is a defining characteristic of experiments? - correct
answer.Manipulations
In an experiment, the variable that the researcher manipulates is called the _____
variable. - correct answer.independent
If a researcher is able to survey 99% of all students enrolled in statistics classes at a
college, then that researcher has gathered data from a(n)... - correct answer.sample
The variable that is measured as the outcome in an experiment is called the _____
variable. - correct answer.dependent
A question that asks a person how strong their motivations for religious participation are
using a 1-7 rating scale is at _____ level of measurement. - correct answer.either the
ordinal or the interval
For a study to be considered an experiment, it must have... - correct answer.a
manipulation
In an experiment that looks at the effect of different teaching methods on student
learning, the independent variable is... - correct answer.the teaching method
If a web marketer compares the effectiveness of two online ads in getting clicks by
gathering data from 3 million Internet shoppers, the population of interest is... - correct
answer.all internet shoppers
A score's frequency is determined by... - correct answer.how often it occurs in the data
set.
Which type of chart would be most appropriate for a nominal variable? - correct
answer.bar graph
, A distribution such as income that has most of the people at the bottom or middle but a
few people with extremely high scores, is referred to as... - correct answer.positively
skewed
A histogram is appropriate when the data are... - correct answer.quantitative
One visual difference between a bar chart and a histogram is that in a histogram... -
correct answer.the adjacent bars touch but in a bar chart they are separate.
A normal distribution has a value of skewness that is _____. - correct answer.near zero
A frequency bar graph would be most appropriate for which measurement scales? -
correct answer.Nominal or ordinal
The normal distribution is... - correct answer.mesokurtic
A histogram is not appropriate when the data are... - correct answer.at the interval or
ratio level of measurement.
A normal distribution generally has _____ skew. - correct answer.no
A uniform distribution is... - correct answer.platykurtic
Which measure of central tendency works for nominal variables? - correct
answer.Mode
Which measure of central tendency is most appropriate for skewed distributions? -
correct answer.Median
The three most common measures of central tendency are: - correct answer.mean,
median, mode
What is the minimum level of measurement needed to calculate the mode? - correct
answer.nominal
Which of these measures is LEAST affected by outliers? - correct answer.median
Which measure of central tendency is LEAST efficient? - correct answer.mode
Which of the following is NOT a measure of central tendency? - correct
answer.standard deviation
What is the minimum level of measurement needed to calculate the median? - correct
answer.ordinal
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