Purchase Solution

Calculation of probability and Chebychev inequality

Not what you're looking for?

Ask Custom Question

Please help with the following problem regarding probability. Provide calculations and explanations.

1. The probability of contracting the kissing disease is .23 when one is exposed to a certain provocative environment. Sixty people are so exposed. What is the probability that no more than 10 are infected with this dreaded disease.

2. A population of unknown shape has a mean of 75. You select a sample of 40. The standard deviation of the sample is 5. What is the probability that the sample mean is between 76 and 77?

Purchase this Solution
Solution Summary

The posting helps with statistics problems. This solution helps calculate probability and Chebychev inequality. Calculations and explanations are provided.

Solution Preview

Please see the attached file.

Probability Help needed
________________________________________
1. The probability of contracting the kissing disease is 0.23 when one is exposed to a certain provocative environment. Sixty people are so exposed. What is the probability that no more than 10 are infected with this dreaded disease?

Answer
Let ...

Purchase this Solution
Free BrainMass Quizzes
Terms and Definitions for Statistics

This quiz covers basic terms and definitions of statistics.

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.

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.

Measures of Central Tendency

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

View More Free Quizzes
Related BrainMass Solutions

  • Empirical Rule and the Chebychev Inequality

    124334 Empirical Rule and Chebychev Inequality If Chebychev Inequality gives the lower bound for probability. For the present problem the lower bound for the probability is 0.75 and actual probability is 0.87.

  • Probability & Statistics : Chebychev Inequality

    44446 Probability & Statistics : Chebychev Inequality Suppose that a probability distribution has a mean 20 and standard deviation 3.

  • Chebychev Inequality for average time spent in a car

    119960 Chebychev Inequality for average time spent in a car A researcher wants to estimate the average time (in minutes) spent in a car daily. This will be done by randomly surveying 300 individuals and calculating the sample mean.

  • Chebyshev's theorem and normal distribution

    There is no contradiction between empirical rule and Chebychev Inequality The solution gives a comparison of empirical rule and Chebyshev's theorem for normal distribution.

  • Calculation of probability based on Chebyshev's inequality.

    The solution gives the details of calculation of probability based on Chebyshev's inequality. Probability based on empirical rule is also discussed.

  • Application of Chebyshev Inequality

    Solving for a , we get a = 1.282*100+1200 = 1328.2 The solution contain calculation of probability based on normal distribution, Z-Score and Chebyshev Inequality. Step by Step procedures are given with interpretations.

  • Statistics

    D) Find the probability of randomly selecting one of the test subjects and getting someone who is in Group A and passed the exam. E) Find the probability of getting someone who passed, given that the selected person is in Group A.

  • Chebyshev's Inequality

    The solution provides step by step method for the calculation of probability using Chebyshev's Inequality. Formula for the calculation and Interpretations of the results are also included.

  • Tchebychev's inequality

    279737 Statistics: Tchebychev inequality for samples The Tchebychev inequality can also be stated in the following way: For any random variable x with mean equal to μ and variance equal to Δ². The minimum probability of X belong to the interval X?

View More Related Solutions