A survey was conducted in Professor Lamm’s class and Professor Milner’s class. The question that students responded to is, “How many siblings do you have?”
Data set: Ch 03 – Exercise 01.sav
Codebook
Variable: Class
Definition: Class designation
Type: Categorical (1 = Prof. Lamm, 2 = Prof. Milner)
Variable: Siblings
Definition: Number of siblings
Type: Continuous
a. Run descriptive statistics and a histogram with a normal curve for Siblings for the whole data set.
b. Run descriptive statistics and a bar chart for Class for the whole data set.
c. Run descriptive statistics and a histogram with a normal curve for Siblings for members of Professor Lamm’s class only.
d. Run descriptive statistics and a histogram with a normal curve for Siblings for members of Professor Milner’s class only.