Using the given code, answer the questions below.

Q1. How many columns (variables) are there?

There are 7 variables

Q2. What are the variables?

The variables are date, open, high, low, close, volume, adjsuted

Q3. How many rows are there?

There are 776

Q4. What does the row represent?

Each row represents stocks

Q5. Get Microsoft stock prices, instead of Apple.

Change APPL to MICR

Q6. Get the stock prices from 2017-01-15 to 2018-12-15.

Q7. Get economic data, the unemployment rate for the U.S., instead of stock prices.

Q8. Get exchange rate between the U.S. dollar and the euro, instead of stock prices.