erica Male 2 E George Spain Male 3 D Smith South Africa Female
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
Related questions
Question
100%
Use the data given below to answer the following question(s).
Employee Name |
Country |
Gender |
Grade |
Pay Scale |
Maria |
China |
Female |
2 |
B |
Peter |
North America |
Male |
2 |
E |
George |
Spain |
Male |
3 |
D |
Smith |
South Africa |
Female |
1 |
C |
Johnson |
Netherlands |
Male |
4 |
E |
Thompson |
China |
Male |
3 |
A |
Martinez |
Netherlands |
Male |
4 |
D |
Lewis |
North America |
Female |
4 |
A |
Lee |
South Africa |
Male |
1 |
B |
Taylor |
China |
Female |
2 |
B |
Carter |
China |
Male |
1 |
C |
Edwards |
Spain |
Male |
3 |
E |
Bailey |
North America |
Male |
1 |
A |
Cooper |
North America |
Male |
1 |
B |
Bill |
Netherlands |
Male |
3 |
C |
Cox |
China |
Male |
2 |
A |
Perry |
Spain |
Female |
1 |
B |
Flores |
Netherlands |
Female |
1 |
C |
Woods |
North America |
Male |
4 |
B |
Cole |
China |
Female |
4 |
D |
What is the cumulative relative frequency of employees on the 'A to C' pay scale?
0.15 |
||
0.5 |
||
1/5 |
||
7/10 |
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