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The Mass M of a randomly chosen tin of baked beans is such that M~N(420,100). Find the 20th percentile (the value of the observation corresponds to the 20th percentile). Find the 90th percentile (the value of the observation corresponds to the 90th percentile)
Why is a normal distribution called "normal"? Investigate the answer to this question on the internet and share the answer in your own words. Be sure to cite your sources.
If 49 participants (49 = size of the sample) are chosen randomly, what is the probabilty that their mean spent amount will be in $6 of population mean? (mean+/-6).
Length of smoking time was recorded for each. Mean was =140 hours. Suppose = 8 hours. Determine 95% confidence interval for mean amount of time grocery-store ham is smoked.
The weight of a small Starbucks coffee is a normally distributed random variable with a mean of 370 grams and a standard deviation of 15 grams. Find the weight that corresponds to each event:
Solve the following confidence interval and interpret your results. Explain how you arrived at your result. Use Excel to show work if necessary.
the weather forecast for tomorrow indicates that there is a 70 chance that there will be a high wind speed. the
The weights of adult male beagles are normally distributed with a mean of 25 pounds and a standard deviation of 3 pounds. A beagle is randomly selected. Find the probability that the beagle's weight is less than 23 pounds.
You plan to obtain a simple random sample of 30 students by using the sampling frame of students present next Monday.
In an evaluation of the medical lab, the manager is interested in the efficiency of three technicians when they process four routine blood tests.
While exploring data that was collected for an investigation of resources needed for software testing and improvement, you have found an outlier.
Critically illustrate out the aim and obejectives of factor analysis? Critically illustrate out the aim and obejectives of Cluster analysis? Critically illustrate out the aim and obejectives of Multidimensional analysis?
The first requires 60 sq. inches of material and the second requires 100 square inches. The company has 1,000 sq. feet of material. what is the model?
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