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With reference to Exercise 30, use suitable statistical software to find the P-value that corresponds to the observed value of the test statistic. Use this P-value to rework the exercise.
Exercise 30
Five measurements of the tar content of a certain kind of cigarette yielded 14.5, 14.2, 14.4, 14.3, and 14.6 mg/cigarette. Assuming that the data are a random sample from a normal population, use the four steps in the initial part of Section 1 to show that at the 0.05 level of significance the null hypothesis μ = 14.0 must be rejected in favor of the alternative μ 14.0.
1. What is a business plan, for whom is it prepared, and why? 2. What should a complete business plan include?
Suppose that qx is equal to a constant q for all x. Find expressions in terms of q and n for (a) npx, (b) ex. Do you think that this gives a realistic life table? Why or why not?
determine whether the distribution is a discrete probability distributionxnbspnbsp
The file chicago.txt contains daily average receipts per theater for the movie Chicago (January 3. 2003 to April IS. 2003). Analyze the data set using time series methods. This series may have a trend as well as seasonality (day of the week).
Find a % confidence interval for the difference in average absorption time for the two drugs. Does it appear that one drug is absorbed faster than the other at the % significance level.
A machine produces 12,000 bolts per day, with a 3% defect rate. What is the probability that twelve defective bolts will be found in a sample of 600 bolts?
assume a normal distribution. draw a well-labeled curve for each part. round both to two decimal places.a. find
If the answer choices for each question are equally likely, find the probability of answering more than 4 questions correctly.
The following data summarize the comments of these individuals about the shampoo as well as provide the age group into which they fall and use the 5 percent level of significance, these data prove that different age groups have different opinions a..
Set up H0 and Ha for testing whether the true percentage of TV viewers who find cable news to be better quality than network news differs from 50%.
Describe the distribution of sample means (shape, expected value, and standard error) for samples of n=36 selected from a population with a mean of µ=100 and a standard deviation of σ=12.
A researcher wants to know the effect of four different types of fertilizers on the mean number of tomatoes produced. He wants to estimate the treatment means μ1, μ2, μ3, and μ4 such that he will be 90% con?dent that the estimates are within ?ve ..
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