Reflection 3

Exam 1 review

This assignment is intended to help prepare you for the upcoming exam. Turn in at least 5 of your answers to these questions to the dropbox on Canvas. Try to complete it without the aid of your notes. If you end up needing to use your notes, that’s ok.

What is the legacy of Bill Bunge and David Harvey as it pertains to quantitative methods in geography?

  1. Suppose a data set is grouped into the following classes:
4 - 6
6.1 - 11
11.1 - 27
27.1 - 56

Which of the following methods could have been used to create classes? Select all that apply.

  1. Equal interval
  2. Quantile
  3. Natural breaks
  1. Suppose a data set is grouped into the following classes:
1.0 - 2.1
2.2 - 3.3
3.4 - 4.5
4.6 - 5.7
5.8 - 6.9

Which of the following methods could have been used to create classes? Select all that apply.

  1. Equal interval
  2. Quantile
  3. Natural breaks
  1. Explain the difference between nominal and ordinal scales of measurement and provide an example of each.

  2. Explain the difference between interval and ratio scales of measurement and provide an example of each.

  3. What is the scale of measurement of the variable “elevation”?

  4. What is the scale of measurement of the variable “income”?

  5. What is the scale of measurement of the variable “occupation”?

  6. Is temperature a continuous or discrete variable? Explain.

  7. Describe an example of a spurious correlation and how one could be used to propagate a false claim.

  8. Which census product should be used to study spatial patterns of relationship status (e.g., single, married, and divorced) in the year 2000 and why?

  9. Which census product should be used to study spatial patterns of education attainment in the year 2020 and why?

  10. What purpose do FIPS codes serve for US counties?

  11. Which of the following needs to be run in R every time R is started and you need to use a function from the sf package?

    1. update.packages(ask = FALSE)
    2. library(sf)
    3. install.packages("sf")
  12. Explain the difference between R’s library() function and its install.packages() function.

  13. What are two of R’s assignment operators?

  14. What is the purpose of the # character in R?

  15. Explain the purpose of R’s tigris package.

  16. Explain the purpose of R’s tidycensus package and how it differs from the tigris package.