# Quiz_5 - Quiz 5 This quiz is based on the lecture material...

This preview shows pages 1–2. Sign up to view the full content.

Quiz 5 This quiz is based on the lecture material in weeks 5 and 6. Suppose that we take a random sample of 20 units from the study population and measure the response variate to get the data 12 2 0 , ,..., y yy . We model the sampling by Gaussian response model 0 , ,..., ~ (0, ) independent ii YR R R G μ σ =+ 1. (1/2 mark) The parameter represents the attribute of interest in the target population. (True or False) 2. (1/2 mark) The estimate of is ˆ , a random variable with mean . (True or False) 3. (1/2 mark) The estimator ± of has a 2 χ distribution with 19 degrees of freedom. (True or False) 4. (1/2 mark) We can estimate the parameter 1 R by 11 ˆ ry ˆ = .(True or False) In a study of insurance claims, the number of claims of a certain type per week can be assumed to be Poisson with unknown mean λ . Data 1 ,..., 1 0 y y are collected for 10 weeks. The maximum likelihood estimate of is ˆ , the sample average. 5. (1 mark) The mean of the corresponding estimator is A: B: y C: ˆ D:10 / 9 6. (1 mark) The standard deviation of the corresponding estimator

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document
This is the end of the preview. Sign up to access the rest of the document.

{[ snackBarMessage ]}

### Page1 / 2

Quiz_5 - Quiz 5 This quiz is based on the lecture material...

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document
Ask a homework question - tutors are online