Question

1.16 Rowing Solo Across the Atlantic Ocean On January 14, 2012, Andrew Brown of Great Britain set the world record time (40 days) for rowing solo across the northern Atlantic Ocean. On March 14 2010, Katie Spotz of the United States became the youngest person to ever row solo across the Atlantic when she completed it in 70 days at the age of 22 years old. Table 1.3 shows times for males and females who rowed solo across the Atlantic Ocean in the last few years.10 (a) How many cases are there in this dataset? How many variables are there and what are they? Is each categorical or quantitative? (b) Display the information in Table 1.3 as a dataset with cases as rows and variables as columns. Table 1.3 Number of days to row alone across the Atlantic Ocean Male times 40, 87, 78, 106, 67 Female times: 70, 153, 81

Answer 1

(a)

There are 8 cases. There are two variables - gender and number of days to row alone across the Atlantic Ocean. The variable "number of days to row alone across the Atlantic Ocean" is quantitative. The variable Gender is categorical variable with two levels - Male and Female.

(b)

Case	Gender	Number of days to cross the Atlantic Ocean
1	Male	40
2	Male	87
3	Male	78
4	Male	106
5	Male	67
6	Female	70
7	Female	153
8	Female	81