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Unformatted text preview: Quiz 7 Questions This quiz is based on the lecture material up to the end of week 8 with emphasis on confidence intervals. A plot of a relative likelihood function ( ) R θ is shown below 1. (1 mark) True or False: The value 0.30 θ = is outside the 10% likelihood interval. 2. (1 mark) True or False: The probability that θ is in the 15% likelihood interval is approximately 0.95. 3. (1 mark) True or False: The total area under the function ( ) R θ must be 1. 4. (1 mark): True or False: We are interested in the parameter 1 θ α θ − = . Then 5 α = is outside the 10% likelihood interval. 5. (2 marks) An approximate 95% confidence interval for θ is _________ to __________. 6. (2 marks) An approximate 95% confidence interval for α is _________ to __________. As part of a study to look at the sources of formaldehyde gas in homes in Canada, a survey is conducted of 100 homes with a certain type of insulation in the walls and 100 homes without the insulation. All houses in the survey are selected at random from a list of homes that received a grant from the Federal Government to reduce...
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- Spring '10
- Normal Distribution, likelihood interval