Purchase Solution

Probability of Random Draws

Not what you're looking for?

Ask Custom Question

A box contains 10 chips. The chips are numbered 1 through 10. Otherwise, the chips are identical. From this box, we draw one chip at random, and record its value. We then put the chip back in the box. We repeat this process two more times, making three draws in total from this box.

1. How many elements are in the sample space of this experiment?
2. What is the probability that the three numbers drawn are all different?
3. What is the probability that the three numbers drawn are all even numbers?

Purchase this Solution

Solution Summary

The probability of random draws are examined.

Solution Preview

1. In the first draw, we have 10 choices. Since we put back the chip after the first draw, in the second draw, we have 10 choices too. Since we put back the chip after the second draw, in the third draw, we have 10 choices again. So, there are 10*10*10=1000 elements in the sample space ...

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.