Nina wants to know whether there is a market for a brand new product, the Arctic Blast, which freezes all types of food within seconds. To find out what percentage of people and what types of people might be interested in such a product, Nina needs to use ____ as her method of research.
a. a survey
b. naturalistic observation
c. a case study
d. an experiment
Question 2
Chan-ju and Lucas are researchers studying consumer behavior. Chan-ju goes to a store and watches the shoppers for several days. She takes very careful notes about what she sees the shoppers doing, but she does not talk to the shoppers or interact with them in any way. Lucas goes to a store and asks each shopper a series of questions. He makes sure to ask these questions of each shopper in the store. Chan-ju's study is an example of a(n) ____, and Lucas's study is an example of a ____.
a. case study; naturalistic observation
b. experiment; case study
c. survey; survey
d. naturalistic observation; survey
Arctic Ice Cap 1980
A slave market in Marrakesh, Morocco. This lithograph is from the 1800s.
Canada’s Arctic is changing dramatically
El Niño/La Niña reverses flow
An ice-free summer opens the Arctic for exploration
Find the derivative using the product rule