Program F : Data Analysis and Pandas

Data Analysis is the process of transforming data into useful information. Describe some of the main goals of data analysis.

• To find reason why something past happens

• To earn more money

• To brag in front of your classmates

• To predict the future trend

What is Pandas?

• a python package for dealing with numbers

• a javascript class for dealing with numbers

• a python package for data analysis

• a javascript class for data analysis

What is the purpose of syntax df.head()

• return names of all columns

• return first 5 rows of data

• return names of all labels

• return information about dataframe

Which of the following processes is part of data cleaning ?

• Creating graph from data

• Identifying the objective of data analysis

• Retrieve information from dataset

• Removing any duplicated data

Data analysis have always been part of our daily lives. Which of the following situation does not involve data analysis?

• A boy sleeping peacefully in his bed.

• A student ordering at McDonalds

• An adult driving to his workplace using Google Maps

• A lady liking a video on YouTube

Which of the following phases are not among the data analysis process?

• Data Requirements

• Data Manipulation

• Data Exportation

• All of the Above

Which of the following descriptor(s) will be displayed in the output of describe( ) ?

• count

• sum

• mean

• mode

Which of the following line of codes allow you to obtain Alfred's income?

• df.loc[ "Alfred" ]

• df[ "Alfred" ]

• df.iloc[ "Alfred" ]

• df.head()

Which of the following line of codes list out the income for each person in March? (Mar = March)

• df.loc[ "Mar" ]

• df[ "Mar" ]

• df.iloc[ "Mar" ]

• df.head()

Using the line df[ "jan" ].sum() , which will be the output?

• 12000

• 4000

• An Error Occurs

• 13670