Size & Power of Test (Edexcel A-Level Further Mathematics): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What is a point estimate?
What is a point estimate?
An estimate of a population feature from data
A 95% confidence interval for coincides with the acceptance region for which significance level?
A 95% confidence interval for coincides with the acceptance region for which significance level?
5% significance level
What does a 95% confidence interval tell us?
What does a 95% confidence interval tell us?
95% of such intervals would contain
What is a point estimate for?
What is a point estimate for?
(population mean)
What is a point estimate for?
What is a point estimate for?
(population variance)
In , what does represent?
In , what does represent?
Centre of the interval (sample mean)
What is the Z-value for a 95% confidence interval?
What is the Z-value for a 95% confidence interval?
1.96
What is the Z-value for a 99% confidence interval?
What is the Z-value for a 99% confidence interval?
2.5758
In , what does represent?
In , what does represent?
Standard deviation of sampling distribution
Given and , what is the unbiased estimate of the mean?
Given and , what is the unbiased estimate of the mean?
167.9444
