# Statistics: Probability

Not what you're looking for?

The prizes that can be won in a sweepstakes are listed below with the chances of winning each one: $4000 (1 chance in 8200); $1700 (1 in 5300); $800 (1 in 4100); $200 (1 in 2200). Find expected value of the amount won for one entry if the cost to enter is 55 cents. Answer is 0.54. Please explain the procedure (without only showing the stat websites).

##### Purchase this Solution

##### Purchase this Solution

##### Free BrainMass Quizzes

##### Measures of Central Tendency

Tests knowledge of the three main measures of central tendency, including some simple calculation questions.

##### Know Your Statistical Concepts

Each question is a choice-summary multiple choice question that presents you with a statistical concept and then 4 numbered statements. You must decide which (if any) of the numbered statements is/are true as they relate to the statistical concept.

##### Terms and Definitions for Statistics

This quiz covers basic terms and definitions of statistics.

##### Measures of Central Tendency

This quiz evaluates the students understanding of the measures of central tendency seen in statistics. This quiz is specifically designed to incorporate the measures of central tendency as they relate to psychological research.