Jamie needed to buy a car. she started by visiting the consumer reports website to look at their reviews of cars, asked her friends for advice, and visited the websites of all the major car manufacturers. next, she went to several car dealerships to test-drive cars. finally, she chose the model she wanted, after which she went back to the internet to look for the best price. jamie engaged in problem solving to select a car.

Extended problem solving  

Explanation:

Extended problem solving I the solving problem that search with the extended problem mindset is a tough nut to crack. The researcher will research, compare and put a lot of effort into making the best decision that satisfies his need. A typical customer looks out at the external sources of information such as online and offline reviews and recommendations and chats with the store staff, often going to several outlets to gather information before the purchase is made. Often the need is new to the user enough that he doesn't have tools to make the decision quickly and approaches it as a research project. The customer is not like that follow blindly as display in the but to search all the things and then purchase it. A customer uses this problem-solving in high-value items such as a car, or electronics.

this null effect is caused by a weak manipulation and ineffective internal validity. in a scientific study, as the one dr. morimoto is trying to perfom, internal validity refers to the confidence placed in the cause-effect relationship and to how well an experiment is done and able to eliminate confounding variables.        

true