what type of variable it is measuring? Depending on different goals of your presentation, what kind of graph would you choose to present the data?

INSTRUCTIONS TO CANDIDATES

ANSWER ALL QUESTIONS

1.       Type of Variables:

For each of the following items, indicate what type of variable it is measuring?

a.       The speed of runners in a race timed with a stopwatch; Quantitative variable (interval-speed)

b.      A zoologist counts the number of tigers, lions, and elephants she saw in a designated conservation area; Quantitative variable (interval – number of animals)

c.       A convenient store takes an inventory of all items at the end of the month; Quantitative variable (interval-number of inventory)

d.      During an election season, a political poll asks voters to rank the running candidates from their favorite to their least favorite; Quantitative variable (ordinal-favorability)

e.      During an election season, a political poll asks voters about their party affiliation; Categorical variable (party affiliation)

 2.       Choices of Graphs

Download the following data set from the Canvas website: HW1_Bank Acc_GDPpc.dta. This is a cross-country dataset with variables such as (1) number of bank accounts per 1000 adults, from the Global Financial Development database, and (2) GDP per capita (constant 2011 US$) from the World Development Indicators database, covering all available countries and 20 years from 1998 to 2018. Variable (1) can be used to measure financial development, and (2) used to measure economic development.

Depending on the different goals of your presentation, what kind of graph would you choose to present the data? Please write the name of the graph on the line, and make a plot using the data you just downloaded.

a.       To show the distribution of countries in terms of their levels of financial development in year 2010 Bar Chart drop if missing(bankaccount)

graph bar bankaccount if year(2010), over(countrycode)

 b.      To show how financial development has evolved in Brazil from 1998 to 2018 Histogrameep if countryname=="Brazil"

twoway line bankaccount year

c.       To show the correlation between financial and economic development Scatterplot

Attachments:

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