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A sample of 24 is known to come either from a uniform distribution over the interval (0, 10) or else from a symmetric triangular distribution over the same interval (0, 10). The sample values are
4.17
8.42
3.02
2.89
9.77
6.06
2.72
5.12
6.00
4.78
2.62
7.20
1.61
5.92
7.25
8.01
4.76
5.36
5.34
7.59
0.66
7.27
3.39
1.40
Use appropriate graphical or other EDA techniques to get an indication as to which of these distributions is the more likely source of the sample.
At the 0.05 significance level, is there a difference in the proportion of viewers watching the three channels? State the null and alternative hypothesis. Identify the level of significance: Given at 0.05
What is the 95% one-sided confidence interval for the average worker? What is the 95% predicted dose for a 95% one-sided confidence interval?
Atlanta Company stock is expected to follow an exponential growth rate. The relationship between the current stock price P0
Set up a 99% confidence interval estimate of the true population mean amount of glue contained in a 2-litre can. On the basis of your results, do you think that the quality control analyst has a right to complain to the manufacturer?
In a survey of 8000 woman, 5431 say they change their nail polish once a week. Construct a 99% confidence interval for the population proportion of woman who change their nail polish once a week. A 99% confidence interval for the population is??
Determine how large a sample should be taken to be 90% confident that the sample mean is within 0.12 ounces of the true mean weight of our bakery's loaves.
Obtain the Normal Equivalent Deviates corresponding to the observed values of X and use these to produce a Q-Q plot. Does your plot indicate that these data are consistent with coming from a Normal distribution?
a multiple regression line was calculated in which x1 was a students grade point average and x2 was a students age. the
suppose that for he company produces independence day the company produces special bags containing 100 pieces of candy
the probability is 33 that a message sent over a communication channel is garbled. if the message is sent repeatedly
Calculate the standard deviation of the number of available rooms in that sample. Use the central limit theorem to calculate and identify the sampling distribution of the sample mean.
Find the proportion of employees who are managers and have MBA degrees.
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