The first modern straight razor complete with decorated handles and hollow ground blades was constructed in Sheffield, in England, the centre of the cutlery industry, in the 18th and 19th centuries.
1 The total cost of books at a college level will usually be much higher. 2  Depending on the number of credits, the price can vary from $200-$1000 per semester. 3  According to CollegeBoard.com, the national average for college textbooks is $1,137 per year. For example, their Grammar book is only $15. 2  The total cost of books at a college level will usually be much higher. 3  Depending on the number of credits, the price can vary from $200-$1000 per semester. 4  According to CollegeBoard.com, the national average for college textbooks is $1,137 per year.
But incidentals, such as textbook costs, are rarely considered. A researcher at Drummand University wishes to estimate the textbook costs of first-year students at Drummand. To do so, she monitored the textbook cost of 250 first-year students and found that their average textbook cost was $300 per semester. 1.1 Identify the population of interest to the researcher. a) all Drummand University students c) all first-year Drummand University students.