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Determining probability values using the Binomial distribution. An auditor of a large government department is assessing whether guidelines for tendering contracts are followed. It is known that these guidelines are breached in 10% of all contracts. The auditor samples 30 contracts.
1. Use the Binomial distribution to determine the probability that none of the contracts are in breach of the tendering guidelines.
2. Use the Binomial distribution to determine the probability that 4 or fewer contracts are in breach of the tendering guidelines.
3. Use the Binomial distribution to determine the probability that four or more of the contracts are in breach of the tendering guidelines.
Would you expect the mean absolute percentage error to be more than or less than 0.25? Describe.
To determine whether the mean is greater than 16 ounces using large sample test.
In 1965, a newspaper carried a story about a high school student who reported getting 9207 heads and 8743 tails in 17,950 coin tosses. Is this a significant discrepancy from the null hypothesis H 0 = 1/2.
Either no change to the Objective function or a raise in the value of the objective function depends on the constraint.
The alternative hypothesis is true. In this case the consumer advocacy group will have, A consumer advocacy group doubts this claim and tests the hypotheses
A game involving a pair of dice pays out $4 with probability 16/36, costs you $2 with probability 14/36, and costs you $6 with probability 6/36.
What is the probability that there will be more than three trucks either being loaded or waiting?
Develop appropriate hypotheses such that rejection of H0 will support the researcher's contention.
A restaurant monitors its customer's complaints, With information, which of the following is a Pareto chart of the data?
Using the Binomial Distribution, find the probability that if Air Northeast books 22 people on a flight, not enough seats will be available for all booked passengers.
Your statistics instructor wants you to determine a confidence interval estimate for the mean test score for the next exam.
Find the probability that a women develops breast cancer given that she has a family history of breast cancer._____________
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