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ข้อ 1 กำหนด DataFrame ให้ดังนี้
data = {‘Name’:[‘Tom’,‘Jack’,‘Steve’,‘James’],
‘Height’:[183,178,172,180],
‘Weight’:[None,None,70,75]}
idx = [‘s1’,‘s2’,‘s3’,‘s4’]
df = pd.DataFrame(data,index=idx)
จงเขียนคำสั่งในการดึงข้อมูลเฉพาะคอลัมน์ Name กับ Height และ แถว s2 กับ s3