Question

florida wants to estimate the mean mercury level in the fish from a particular lake. they take a random sample of 56 fish from the lake and record the mercury level of each fish. match the following: the mean mercury level for 56 fish from the lake a. variable fish from the lake b. statistic mercury level c. parameter all fish from the lake d. population the mean mercury level for all fish from the lake e. sample 56 fish from the lake f. individual question help: video message instructor

Explanation:

1. A statistic is a characteristic of a sample. The mean mercury - level for 56 fish (a sample) is a statistic.
2. An individual is a single member of the population. Each fish from the lake is an individual.
3. A variable is a characteristic that can vary among individuals. Mercury level is a variable.
4. A population is the entire group of interest. All fish from the lake is the population.
5. A parameter is a characteristic of a population. The mean mercury level for all fish (the population) is a parameter.
6. A sample is a subset of the population. 56 fish from the lake is a sample.

Answer:

• the mean mercury level for 56 fish from the lake: b. statistic
• fish from the lake: f. individual
• mercury level: a. variable
• all fish from the lake: d. population
• the mean mercury level for all fish from the lake: c. parameter
• 56 fish from the lake: e. sample