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1) What is the probability that in any particular cookie being inspected less than five chip parts will be found if the mean number of chip parts per cookie is 6.3
2) What is the probability that in any particular cookie being inspected five or more chip parts will be found if the mean number of chip parts per cookie is 6.3
3) iWhat is the probability that in any particular cookie being inspected exactly five chip parts will be found f the mean number of chip parts per cookie is 6.3
4) What is the probability that in any particular cookie being inspected either four or five chip parts will be found if the mean number of chip parts per cookie is 6.3
According to state government, the monthly incomes of college graduates have a standard deviation of $650. A county official believes that the standard deviation of monthly incomes is higher in her county.
To test the null hypothesis that the mean waist size for males under 40 years equals 34 inches versus the hypothesis that the mean differs from 34, the following data were collected: 33, 33, 30, 34, 40, 35, 35, 32, 32, 34, 36, 30 calculate the T-v..
Girl B throws 15 times, with a prob. of success = 0.2. And girl C throws 20 times, with a probability of success equal to 0.1. Determine the probability that the target will get hit at least 12 times.
High precision titanium spheres are popular components in manufacturing of ball bearings. A factory has ordered a shipment of 5000 titanium spheres from aboard. It is found that the shipment has a mean radius of 1.5 cm with a standard deviation ..
Find a 95% confidence interval for the mean µ of the population from which the men were selected.
Why is effective sampling important when performing a hypothesis test? What could happen if your sample is not appropriate to your study?
The consequences of the central limit theorem is that if we end up averaging the measurements of a particular quantity, the distribution of an average tends on going toward a normal one?
Assume the body temperatures of healthy adults are normally distributed with a mean of 98.20°F and a standard deviation of 0.62°F (based on data from the University of Maryland researchers).
What percentage of men are too tall to fit through a standard doorway without bending, and what percentage of women are too tall to fit?
I understand how to do a time series graph with one variable versus time in years, but I am not sure how to graph if the time is in months with more than one variable with a scatter plot.
Consider the following number of defective circuit boards produced by two different machines on seven randomly selected days. To three decimel places what is the mean of machine A?
A report states that 40% of home owners had a vegetable garden. How large a sample is needed to estimate the true proportion of home owners who have vegetable gardens to within 4% with 95% confidence?
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