Exam 1: Introduction to Statistics

One author suggests that the best way to compare the safety of autos versus planes is on the basis of

Whenever two events occur simultaneously, such as increasing numbers of joint bank accounts and increasing numbers of felonies, one must be careful not to

The researcher using inferential statistics always makes predictions that are based on having measured

Inferential statistical techniques and predictive statistical techniques are identical.

William Sealy Gossett, the statistician at the Guinness Brewing Company, published his works using the pen name

When a researcher attempts to estimate the characteristics of an entire population on the basis of sample measures, the techniques employed are called

The first attempt to employ probability theory in a practical setting was developed in order to

Inferential statistics involve the measuring of a sample and then using this value for predicting to the population.

Descriptive statistics are especially important in using polling data to infer population characteristics.

Techniques which are used for describing small or large amounts of data in abbreviated form, are called

Statistics as a general field is divided into two sub-areas. They are

The founding of probability theory is popularly credited to

The goal of the researcher using inferential statistics is to

When we say that the actual average height of all adult females in the U.S. is known to be 5' 6", we are using

Descriptive statistics provide symbolic techniques for describing both large and small groups of data.

Descriptive statistics are designed to infer population values.

In comparing the safety of allowing children to visit friends whose parents own a gun versus those parents who have a swimming pool, it was found that a. there was no safety difference between the two b. children were safer at the homes with swimming pools c. children were safer at the homes with guns d. more parents had guns than swimming pools

The inherent fallacy in the argument that capital punishment is not a deterrent (since pockets were being picked even at the public hanging of a pickpocket) is that

The difference between inferential and predictive statistics is that

The first attempt to employ statistical techniques for estimating population parameters was designed in order to