Part $2$: Extract data for the United States and work on the United States only

$2\mathrm{.}1$ From data, keep only the data that belongs to the United States, and save it to a new dataframe data$\_$US

Hint: Use the conditional statement

data$[\text{'}$country$\text{'}]==$ 'United States'

to extract from data

$[14]$

$0$s

$2\mathrm{.}2$ What is the largest inflation number for the United States since $1950?$

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$2\mathrm{.}3$ What is the year when that largest inflation for the United States occured?

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$2\mathrm{.}4$ How many years does the United States see more than $5\%$ inflation since $1950?$

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Start coding or generate with AI$.$

$2\mathrm{.}5$ Find that years where 'inflation' is greater than 'gdpgrowth'

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Start coding or generate with AI$.$

Part $3$: Work with the complete world data

$3\mathrm{.}1$ How many countries are there in data? List the countries and count the number of countries

Hint: Use functions $.$unique$()$ and $.$nunique$()$

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Start coding or generate with AI$.$

$3\mathrm{.}2$ Find the maximum inflation number for each country

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Start coding or generate with AI$.$

$3\mathrm{.}3$ Compute the average inflation number by countries