Background
Melatonin is a orcadian hormone transmitted via the suprachiasmatic nucleus in the hypthalairnus. Melatonin secretion indoces sleep and melatonin lnhtbon prevents the onset of sleep WhIe studies have shown that Light-Eratting Diode (LED) lit computer and tablet screens suppress metatonin production, patients wtio read books and newspapers prior to sleep from LEDM computers, tablets, and oral phones often claim that the reading induces sleep and overcomes any melatonin inhibtion caused by the LED screens. A case-control shaty was done to determine if there Is an association between reading books « newspapers from a LED-lit tablet or call phone and falling asleep.
Methods
Women were recruited from primary care practices in East Virginia. Cases reported falling asleep more than 1 hour after getting lito bed and controls reported faling asleep wêthl’i I hour after getting into bed. Ml participants completed interviewer-administered questionnaireson demographic characteristics (age, level o( education) and other sleep-related measures
Data dictionary
age — continuous variable
watch_tv- Oforno,lforyes
E_readlng— Oforno,Iforyes
caffeine— Oforno,lforyes
aloohol_use — Olor no, I for yes
SMI— continuous variable
O for SMI < 25,1 for SMI e 25
high_school_graduate— O for no. 1 for yes
sleep_delay— O no, 1 for yes
Question 1: Given the description of the variables in the data set, despite one way you could check the data for accuracy or consistency.
CS 340 Milestone One Guidelines and Rubric Overview: For this assignment, you will implement the fundamental operations of create, read, update,
Retail Transaction Programming Project Project Requirements: Develop a program to emulate a purchase transaction at a retail store. This
7COM1028 Secure Systems Programming Referral Coursework: Secure
Create a GUI program that:Accepts the following from a user:Item NameItem QuantityItem PriceAllows the user to create a file to store the sales receip
CS 340 Final Project Guidelines and Rubric Overview The final project will encompass developing a web service using a software stack and impleme