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In acceptance sampling under reduced inspection in ABC standard, double sampling is used with code letter J (n1= 20, c1=0, r1=4; n2=20, c2=3, r2=6) and AQL of 2.5%. Assume that a lot from product 5% non-conforming is submitted. Using Poisson Distribution compute the approximate probabilities that:
a. the lot will be accepted and still in a reduced inspectionb. the lot will be accepted and normal inspection will be instatedc. the lot will be rejected.
Calculate the Measures of Center and Measures of Variation for the following data set representing the chest size of 20 bears in inches.
Florida State University administers a test of mathematics placement to students when they first enter the university.
What can be done to remedy multicollinearity? Use ANOVA instead of Regression.
A coin was flipped 60 times and came up heads 38 times. (a) At the .10 level of significance, is the coin biased toward heads? Show your decision rule and calculations. (b) Calculate a p-value and interpret it.
A normal distribution was used as the prior for the mean, and it was found that posterior mean was 15 and the posterior standard deviation was 0.1 what were the mean and standard deviation of the prior.
The following table lists the annual amounts of glass cullet produced by Kimble Glass Works, Inc. Determine the least squares trend equation. Estimate the amount of scrap for the year 2005
Determine the standard error of students that favoured the move.
Explain the difference between the null and alternative hypothesis. Which one can be proven in a statistical sense?
What is the importance of hypothesis testing for independence of variables using two-way tables? Is there an example of this for a better understanding?
The Rio-River Railroad, headquartered in Santa Fe, New Mexico, is trying to devise a method for allocating fuel costs to individual railroad cars on a particular route between Denver and Santa Fe.
The team wins 55% of their night games, and 85% of their day games. According to today's newspaper, they won yesterday. What is the probability the game was played at night?
Draw the histogram showing population distribution. Locate value of population mean in your sketch and make the estimate of standard deviation.
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