Question 1

In experimental studies, the variable of interest

Accepted Answer

A)  is not controlled 
B)  is controlled 
C)  must be numerical 
D)  cannot be numerical 
A)  is not controlled 
B)  is controlled 
C)  must be numerical 
D)  cannot be numerical

Question 2

The subject of data mining deals with

Accepted Answer

A)  methods for developing useful decision-making information from large data bases 
B)  keeping data secure so that unauthorized individuals cannot access the data 
C)  computational procedure for data analysis 
D)  computing the average for data 
A)  methods for developing useful decision-making information from large data bases 
B)  keeping data secure so that unauthorized individuals cannot access the data 
C)  computational procedure for data analysis 
D)  computing the average for data

Question 3

Exhibit 1-3
Part of the data bank of a corporation is shown below.
 $\begin{array}{|c|l|l|c|c|c|}
\hline \text { Employee } &&& \text { Years of } & \text { Employee Rank } \
\text { Number } & \text { Gender } & \text { Department } & \text { Experience } & \mathbf{1}-\mathbf{1 0}) & \text { Yearly Salary } \
\hline 23450 & \text { Male } & \text { Accounting } & 15 & 10 & \$ 52,443.00 \
\hline 34568 & \text { Female } & \text { IT } & 24 & 7 & \$ 111,239.00 \
\hline 23123 & \text { Female } & \text { Personnel } & 20 & 4 & \$ 84,473.00 \
\hline 23007 & \text { Male } & \text { Finance } & 9 & 1 & \$ 47,519.00\\hline
\end{array}$
-Refer to Exhibit 1-3. Employee Rank is an example of data.

Accepted Answer

A)  nominal 
B)  ordinal 
C)  interval 
D)  ratio 
A)  nominal 
B)  ordinal 
C)  interval 
D)  ratio

Question 4

In Excel, a worksheet that displays the data for the problem and shows the results of the analysis is

Accepted Answer

A)  a formula worksheet 
B)  a value worksheet 
C)  an absolute worksheet 
D)  a descriptive worksheet 
A)  a formula worksheet 
B)  a value worksheet 
C)  an absolute worksheet 
D)  a descriptive worksheet

Question 5

Quantitative data refers to data obtained with an)

Accepted Answer

A)  ordinal scale 
B)  nominal scale 
C)  either interval or ratio scale 
D)  only interval scale 
A)  ordinal scale 
B)  nominal scale 
C)  either interval or ratio scale 
D)  only interval scale

Question 6

Quantitative data

Accepted Answer

A)  are always nonnumeric 
B)  may be either numeric or nonnumeric 
C)  are always numeric 
D)  None of these alternatives is correct. 
A)  are always nonnumeric 
B)  may be either numeric or nonnumeric 
C)  are always numeric 
D)  None of these alternatives is correct.

In experimental studies, the variable of interest

The subject of data mining deals with

In Excel, a worksheet that displays the data for the problem and shows the results of the analysis is

Quantitative data refers to data obtained with an)

Quantitative data

Descriptive Statistics: Tabular and Graphical Displays

Descriptive Statistics: Numerical Measures

Introduction to Probability

Discrete Probability Distributions

Continuous Probability Distributions

Sampling and Sampling Distributions

Interval Estimation

Hypothesis Tests

Comparisons Involving Means, Experimental Design, and Analysis of Variance

Comparisons Involving Proportions and a Test of Independence

Simple Linear Regression

Multiple Regression

Filters

Exam 1: Data and Statistics

In experimental studies, the variable of interest

The subject of data mining deals with

In Excel, a worksheet that displays the data for the problem and shows the results of the analysis is

Quantitative data refers to data obtained with an)

Quantitative data

Descriptive Statistics: Tabular and Graphical Displays

Descriptive Statistics: Numerical Measures

Introduction to Probability

Discrete Probability Distributions

Continuous Probability Distributions

Sampling and Sampling Distributions

Interval Estimation

Hypothesis Tests

Comparisons Involving Means, Experimental Design, and Analysis of Variance

Comparisons Involving Proportions and a Test of Independence

Simple Linear Regression

Multiple Regression

Filters