A study attempted to estimate the proportion of Florida residents who were willing to spend more tax dollars on protecting the Florida coastline from environmental disasters. Twenty-six hundred Florida residents were surveyed.Which of the following is the population used in the study?
A) Florida residents willing to spend more tax dollars protecting the coastline from environmental disasters
B) all Florida residents
C) all Florida residents who lived along the coastline
D) the 2600 Florida residents who were surveyed
Question 2
An insurance company conducted a study to determine the percentage of cardiologists who had been sued for malpractice in the previous three years. The sample was randomly chosen from a national directory of doctors. What is the variable of interest in this study?
A) the responses: have been sued/have not been sued for malpractice in the last three years
B) the number of doctors who are cardiologists
C) the doctor's area of expertise (i.e., cardiology, pediatrics, etc.)
D) all cardiologists in the directory
In middle childhood, children spend increasing amounts of time with peers and friends.
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Study Duddy 2
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