Cortland Software, Inc. surveyed a sample containing 100 programmers and recorde
ID: 3201149 • Letter: C
Question
Cortland Software, Inc. surveyed a sample containing 100 programmers and recorded the data on their: age, gender, years of programming experience, whether or not they have a master’s degree, and annual salary. All of the programmers responded to this survey. The first 6 items in the dataset formed from this sample are shown in the table below. Programmer is the ID variable used.
ANSWER A THROUGH E
a. How many observations are in the data set?
b. How many variables in the data set?
c. The variable Programmer is a _________(numerical, categorical, quantitative) variable measured on a _______ (nominal, ordinal, interval, or ratio) scale.
d. Are the data time series or cross sectional?
e. The variable salary is a __________(numerical, categorical, quantitative) variable measured using a _______(nominal, ordinal, interval, or ratio) scale.
of Master's Years Programmer Age Gender Experience Degree Salary 32 Male S59,450 27 Male 62,750 Yes 31 Female 65,820 Yes 37 Males 54,620 61,900 29 Female Yes, 48,370 25 Female NoExplanation / Answer
a) number of observations are in the data set=6
b) number of variables in the data set=6
c) The variable Programmer is a numerical variable measured on a nominal scale.
d) cross sectional since data is collected from all the programmers at the same point of time
e) The variable salary is a quantitative variable measured using a ordinal scale.