MODERN DATABASE MGMT.(PEARSON CHANNEL)
13th Edition
ISBN: 9780136709299
Author: Hoffer
Publisher: PEARSON
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Textbook Question
Chapter 10, Problem 10.27PAE
Consider the customer table created in Figure 10-24 and populated with data as shown in Figure 10-27 Write the Hive script that will display the age-groups that exist in the data set and their average incomes.
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Samples of 42 college students are considered for study and were categorized according to year level. The data set is
FreshmenFreshmenFreshmenSophomoreJuniorFreshmenSenior
SophomoreSeniorSeniorFreshmenSeniorSophomoreSophomore
JuniorSophomoreFreshmenFreshmenSophomoreSophomoreFreshmen
SeniorSophomoreSophomoreFreshmenFreshmenJuniorJunior
SophomoreJuniorSophomoreJuniorJuniorJuniorFreshmen
FreshmenSeniorJuniorFreshmenFreshmenFreshmenSophomore
Solution:ClassTallyFrequency (f)Percentage (%)
Total
Consider the scores of 50 Grade 7 students in Math.2939263520
2226363119
2026352528
2239323219
3732283320
2026353119
2531252220
4031193220
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2026373119
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40
39
37
36
35
33
32
31
29
28
26
25
22
20
19
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Solution:
48
Refer to the given tables.
Salesperson Salesperson Commission Year of Department Manager
Number
Percentage
Product
Number
SALESPERSON table
Salesperson
Number
PRODUCT table
QUANTITY table
Frdig
Quantity
Which feature of the tables makes it clear that they are in second normal form?
Each non-key attribute is fully functionally dependent on the key of that table.
O The tables are completely free of data redundancy.
Each non-key attribute functions completely independently of the key of that table.
O The tables are dependent on one another in descending order.
Jh
Chapter 10 Solutions
MODERN DATABASE MGMT.(PEARSON CHANNEL)
Ch. 10 - Prob. 10.1RQCh. 10 - Prob. 10.2RQCh. 10 - Prob. 10.3RQCh. 10 - Prob. 10.4RQCh. 10 - Prob. 10.5RQCh. 10 - What are the two main categories of technologies...Ch. 10 - Prob. 10.7RQCh. 10 - Prob. 10.8RQCh. 10 - Prob. 10.9RQCh. 10 - Prob. 10.10RQ
Ch. 10 - Prob. 10.11RQCh. 10 - Prob. 10.12RQCh. 10 - Prob. 10.13RQCh. 10 - Prob. 10.14RQCh. 10 - Prob. 10.15RQCh. 10 - Prob. 10.16RQCh. 10 - Prob. 10.17RQCh. 10 - Prob. 10.18PAECh. 10 - Prob. 10.19PAECh. 10 - Prob. 10.20PAECh. 10 - Prob. 10.21PAECh. 10 - Prob. 10.22PAECh. 10 - Prob. 10.23PAECh. 10 - Prob. 10.24PAECh. 10 - Prob. 10.25PAECh. 10 - Prob. 10.26PAECh. 10 - Consider the customer table created in Figure...
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