Answer:
(C) Sample: the 120 students surveyed. Population: the 1200 students at the high school. Parameter of interest: the average number of hours a student at this high school sleeps per night.
Step-by-step explanation:
The correct answer is (C). The sample is a subset of the population, and the parameter is a characteristic of the population of interest.
Answer:
13.7
Step-by-step explanation:
X=9 this is the answer for question 19
Answer:
B
Step-by-step explanation:
Not all of the pairs represent the same ratio
Answer:
Think it is D I am not sure
Step-by-step explanation:
