Confidence interval and a prediction interval
Which of the following is NOT a difference between a confidence interval and a prediction interval?
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We would like to find the probability of 34 or more successes using the normal distribution to approximate the binomial. Applying the continuity correction factor, what z-score should be used?
How many ways are present of selecting (A, B), if every number selected by Alice is also selected by Bob and there is at least one number that Bob selects which is not chosen by Alice?
A binomial distribution has 100 trials (n = 100) with a probability of success of 0.25 (?=0.25). We would like to find the probability of 34 or more successes using the normal distribution to approximate the binomial. Applying the continuity corre
The heights of women aged 20-29 are approximately Normal with mean 64 inchs and standard deviation 2.7 inches. Men the same age have heights that are also approximately Normal with mean height 69.3 inches and standard deviation 2.8 inches. What i
The regression equation is ?? = 30 + 2.56X, the sample size is 14, and the standard error of the slope is 0.97. What is the critical value to test the significance of the slope at the 0.05 significance level?
The summer monsoon rains in india follow a normal distribution with mean 852mmof rainfall and standard deviation of 82mm.
In the past, 75% of the tourists who visited Chattanooga went to see Rock City. The management of Rock City currently undertook extensive promotional campaign.
The manager of grocery store has taken random sample of 100 customers. The average length of time it took the customers in the sample to check out was 3.1 minutes. The population standard deviation is known to be 0.5 minutes.
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