![]() If the data set contains 40 data values, approximately how many of the data values will fall within the range of 6.5 to 13.5? The mean is 10, and the standard deviation is 3.5. What is the value of x if it is z = +1.50? Suppose a distribution has a mean µ = 8 and standard deviation σ = 4. ![]() Establish a 95% confidence interval to est When checking the use-by date of a specific type of canned meat in warehouses of meat industry products, 340 canned goods were randomly selected, and it was found that 63 of them had passed their warranty period. ![]() The participants receiving the top 5% of the s Consider that the scores in the exam are normally distributed with a mean of 78 and a standard deviation of 7.5. In a college entrance exam, the participants are rated as excellent, very good, good, and fair. How many tubes do have a length: a) between 16.5 cm and 18.1 cm b) greater than 17 cm The arithmetic mean is 17.27 cm, and the standard deviation is 1.2 cm. three claims in a given week, more than four claims in a given Assuming that a Poisson distribution can model the number of claims, find the probability it receives. An insurance company receives, on average, two claims per week from a particular factory.
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