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What is the Taguchi constant for a device that costs $400 to repair and a tolerance of plus or minus 0.5 mm with a mean squared deviation from the target of 0.3?
A 144,
B. 480.
C. 4444
D. 1600
A random sample of 36 days yielded the average daily output of 890.2 tons, with standard deviation of 19.8 tons. Use this information to make a 95% confidence interval for mean.
Test the hypothesis that the annual income of teachers in areas of more than 500,000 is significantly more than those in areas of less than 100,000. Use the 5% level of risk.
Without constructing the 98% confidence interval for the rate of effectiveness, would you expect the interval to be longer or shorter compared to the 95% confidence interval? Why?
Build a 95% confidence interval for the mean of the population from the given sample data.
conduct a marketing experiment in which students are to taste one of two different brands of soft drink.nbsp their plan
The samples do indicate that university A's students are younger than university B's; but is the difference significant at the 1% level?
Explain in language that the manager can understand why we cannot be confident that sales rose by 6%, and that in fact sales may even have dropped.
an american roulette wheel has 38 slots 18 are red 18 are black and 2 are green. let r be the number of spins until you
1. consider the following time series data.week 1 2 3 4 5 6value 18 13 16 11 17 14 using the naive method most recent
Find the prediction equation for the price of a laptop using rating and features. What is the value of the residual standard deviation?
What is the probability that a randomly selected assembly line worker earns more than $22,000? What is the probability that the average salary of 5 assembly line workers is higher than $22,000?
Students from one large high school had a mean score of 58. Is there evidence to suggest that this high school is inferior?
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