Assignment 1

Note: Please DO NOT hand in your assignments in the format of including all details of R outputs. You should present your results in summary format only with R outputs that are required to support your answers.

  1. The dataset sat comes from a study entitled "Getting What You Pay For: The Debate Over Equity in Public School Expenditures.'' Make a numerical and graphical summary of the data, commenting on any features that you find interesting. Make sure you write something about anything you choose to present. You are not expected to make any substantive conclusions from the data.
  2. The data for this assignment comes from some research into the production of textiles.
    press
    durable press rating
    HCHO
    formaldehyde concentration
    catalyst
    catalyst ration
    temperature
    curing temperature
    time
    curing time
    1. Do some short numerical and graphical summaries of the data, commenting on any features that you find interesting.
    2. Is this observational or experimental data? Explain your reasoning.