According to the empirical rule, how many observations lie within +/- 3 standard deviation from the mean?
a. 50%
b. 68%
c. 95%
d. almost all
d
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Qualitative research procedures are classified as either ________ or ________
A) primary; secondary B) direct; indirect C) descriptive; exploratory D) theoretical; non-theoretical E) partial; total
Assume you and your supervisor discussed a project that you will begin soon. The supervisor identified the problem to study and the purpose of the study but asks that you prepare a proposal before beginning the work. What factor can you safely exclude from the proposal?
a. Definition of problem and purpose b. Delimitations c. Estimate of resources needed d. Limitations
Mega Skateboard Supplier had net sales of $2.8 million, its cost of goods sold was $1.6 million, and its net income was $0.9 million. Its gross margin ratio equals:
A. 57%. B. 56%. C. 175%. D. 32%. E. 43%.
In Microsoft Visio 2013, we can create supertype/subtype relationships in database designs using ________
A) Entity and Dynamic connector objects B) Entity and Relationship connector objects C) Category and Relationship connector objects D) We cannot create database designs in Microsoft Visio 2013.