Heidi Has Been Keeping Track of What She Spends to Eat

question 130

Short Answer

Heidi has been keeping track of what she spends to eat out.The last week's expenditures (in dollars)for meals eaten out were 3.69,3.95,4.19,8.91,5.49,12.53,and 5.66.Calculate the mean amount she spent on meals last week.

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Definitions:

Descriptive Statistics

Descriptive statistics refer to brief descriptive coefficients that summarize a given data set, which can be either a representation of the entire or a sample of a population.

Sample

A subset of a population chosen for measurement, observation, or questioning, to provide statistical information about the population.

Population

The entire group of individuals or instances about whom we are hoping to make conclusions in a statistical analysis.

Political Pollster

A professional or organization that conducts polls and surveys to gauge public opinion and preferences in the political arena.