Write an SQL query to extract the answer directly. There are two csv files: visit.csv and patient.csv. Below is the description of the data in eachFile.The visit.csv contains data for 17,580 emergency room (ER) visits:Column NameDescription| ID for each unique visit.ID for each unique patient.Reason for each ER visit. The values include: 'Pain back’, 'DifficultyBreathing', etc.Urgency of the visit reason. The values include: 'Lowest', 'Low',"Medium', 'High', 'Highest', 'Unknown'.How a patient is transported to the emergency room. The valuesinclude: Private Vehicle, EMS Ground, EMS Air, Walk, Public Trans,VisitIDPatientIDVisitReasonUrgencyArrivalModePolice/Jail.HospAdmitWhether a patient is admitted to hospital after the emergency roomvisit. The values include: 'Yes' or 'No’.Cost of emergency room visit.Date of arrival to emergency room.Date of discharge from emergency room.CostArrivalDateDischargeDateThe visit.csv (described above) includes data for 13,390 patients. The information for allthese patients is stored in patient.csy:Column NamePatientIDDescriptionID for each unique patient.Gender of a patient. The value is either 'Male' or 'Female'.Age of a patient.GenderAge What is the average cost of all emergency room visits for female patients? Name the computedcolumn as avgfemalecost.• The result table should contain only one row and one column.

First we have to take PatientID from patient.csv whose gender is female. SELECT PatientID FROM…

Answered: What is the average cost of all…

What is the average cost of all emergency room visits for female patients? Name the computed column as avgfemalecost. The result table should contain only one row and one column.

Np Ms Office 365/Excel 2016 I Ntermed

1st Edition

ISBN:9781337508841

Author:Carey

Publisher:Carey

Chapter6: Managing Multiple Worksheets And Workbooks

Section: Chapter Questions

Problem 2.3CP

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Concept explainers

Single Table

In a database management system, a single table is designed to obtain data of heterogeneous items. A single-table design with DynamoDB resolves the issue of raising multiple requests for the relevant data of an entity.

Question

Write an SQL query to extract the answer directly.

There are two csv files: visit.csv and patient.csv. Below is the description of the data in each
File.
The visit.csv contains data for 17,580 emergency room (ER) visits:
Column Name
Description
| ID for each unique visit.
ID for each unique patient.
Reason for each ER visit. The values include: 'Pain back’, 'Difficulty
Breathing', etc.
Urgency of the visit reason. The values include: 'Lowest', 'Low',
"Medium', 'High', 'Highest', 'Unknown'.
How a patient is transported to the emergency room. The values
include: Private Vehicle, EMS Ground, EMS Air, Walk, Public Trans,
VisitID
PatientID
VisitReason
Urgency
ArrivalMode
Police/Jail.
HospAdmit
Whether a patient is admitted to hospital after the emergency room
visit. The values include: 'Yes' or 'No’.
Cost of emergency room visit.
Date of arrival to emergency room.
Date of discharge from emergency room.
Cost
ArrivalDate
DischargeDate
The visit.csv (described above) includes data for 13,390 patients. The information for all
these patients is stored in patient.csy:
Column Name
PatientID
Description
ID for each unique patient.
Gender of a patient. The value is either 'Male' or 'Female'.
Age of a patient.
Gender
Age

What is the average cost of all emergency room visits for female patients? Name the computed
column as avgfemalecost.
• The result table should contain only one row and one column.

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