Parameters are numbers that summarize data for an entire population.
Statistics are numbers that summarize data from a sample, i.e. some subset of the entire population.
0 of 2 Questions completed
You have already completed the quiz before. Hence you can not start it again.
Quiz is loading…
You must sign in or sign up to start the quiz.
You must first complete the following:
0 of 2 Questions answered correctly
Time has elapsed
A company has developed a new phone battery whose average lifetime is unknown. In order to estimate this average, 100 phone batteries are randomly selected from a large production line and tested; their average lifetime is found to be 15 hours. The 15 hours represents a:
A study is under way to determine the average height of all 32,000 adult pine trees in a certain national forest. The heights of 500 randomly selected adult pine trees are measured and analyzed. The parameter in the study is: