Question Details

What is the key question in the field of statistical estimation 



1. Good way to get a small standard error is to use a ________.
(i) Repeated sampling (ii) Small sample
(iii)Large sample (iv) Large population

2. The use of the laws of probability to make inferences and draw statistical conclusions
about populations based on sample data is referred to as ___________.
(i)Descriptive statistics (ii) Inferential statistics
(iii)Sample statistics (iv) Population statistics

3. As sample size goes up, what tends to happen to 95% confidence intervals?
(i) They become more precise (ii) They become narrower
(iii) They become wider (iv) Both (i) and (ii)

4. __________ is the failure to reject a false null hypothesis.
(i)Type I error (ii)Type II error (iii) Type A error (iv)Type B error

5. What is the key question in the field of statistical estimation ? 
(i) Based on my random sample, what is my estimate of the population parameter?
(ii)Based on my random sample, what is my estimate of normal distribution?
(iii)Is the value of my sample statistic unlikely enough for me to reject the null
hypothesis?
(iv)There is no key question in statistical estimation



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