On the displayed SAS code, please describe what each of the circled elements signifies.

INSTRUCTIONS TO CANDIDATES

ANSWER ALL QUESTIONS

Q1. On the displayed SAS code, please describe what each of the circled elements signifies. 

Q2. The FICTITIOUS_1 database generated from the above code is sorted using the syntax displayed on the left side. Please match the syntax to the correct corresponding output. Explain your rationale. 

Q3. Additionally, a second dataset (FICTITIOUS_2) has been created using the code below. The printed output FICTITIOUS_2 dataset is also provided below.

When merging datasets FICTITIOUS_1 and FICTITIOUS_2, the log displayed shows an error. 

What does that mean? How would you resolve the issue? 

 

Log - Error

 

 

 

Q4. A dataset (variant_tn.csv) has the following 15 variables (Patient_Id, First_Name, Last_name, DOB, Age, Gender, PCR_result, Variant_1, Variant_2, Region, Facility, Hosp, Rep_Date, Symptom_1, Symptom_2)

 

Write a SAS or R-code to create a new dataset/dataframe (variant_tn2) with only the following variables: Patient_Id, First_Name, Last_name, DOB, Age, Gender, PCR_result, Variant_1, Variant_2

 

 

 

 

 

 

 

 

 

 

 

 

Q5. Please briefly describe the key takeaways of this visualization as you would to the public. 

Attachments:

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