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The first datings of settlements in Nagada region used hair which have been excavated 60 years earlier. Now researchers have used newer methods and more recently excavated material. Do dates differ?
A sample of 100 widgets from the Acme production line shows that average lifespan of such parts is 900 hours. The standard deviation of production has been 200 hours historically and is known to be
To obtain the sample which is representative of female faculty of MU, which would be the best sampling methodology to use?
Explain how she might accomplish this by defining variables she would use as independent and dependent variables, what level of measurement variables would need to be.
Describe in words what parameter p is in this setting. What null and alternative hypotheses Ho and Ha? Is result above statistically significant at 5% level?
Find percentage of carbon dioxide in room as function of time t (in minutes). What occurs with percentage of carbon dioxide in room in long run?
Is there significant evidence at 1% level that mean amount charged increases under no-fee offer? Explain Ho and Ha and perform significant test. Use significance level 0.01.
Create a list of three to five important suggestions for students starting the new MAT/116 section on Monday. Write your suggestions to help fellow student succeed in this course using short sentence
How many subjects are required to find number of books read previous year within one book with 95% confidence? Initial survey results indicate that o= 17.2 books.
Consider p as local employment rate. Recognize null and the alternative hypotheses which you will test to see if local rate varies significantly from 4.9 percent.
Obtain a point estimate for the proportion of adults who have at least one tattoo. Make a 95% confidence interval for proportion of adults with at least one tattoo.
A simple random sample of size n is drawn from population that is normally distributed. The sample mean is found to be 114 and sample standard deviation is found to be 10.
Determine the mean of the sampling distribution of p^ Determine the standard deviation of the sampling distribution of p^
Assume the lengths of pregnancies of certain animal are approximately normally distributed with mean of 207 and standard deviation of 17 days.
How is global social progress being measured today? Write some indicators of development progress which you believe reasonably reflect actual progress.
There are 24 families living in Willbrook Farms Development. Of these families 12 prepared their own federal income taxes for last year, 7 had their taxes prepared by the local professional, and the
The mean increase in sample is $346, and standard deviation is $112. Can we use confidence interval based on Normal sampling distribution for sample mean x-bar?
Let be mean number of beats per five seconds after measuring heart rate for 12 five-second intervals. Find the standard deviation (0.0001) of distribution of according to central limit theorem?
Let X be a random variable with the standard normal distribution. Find: P(-1.56 X <-0.81).
The purpose of this discussion is to allow you to consider how various non-parametric tests are used and how they compare to other tests with similar variables
In this phase, you've read about the use of linear programming in different areas of business, such as manufacturing, marketing, and finance, for managerial decisions.
But 0.25 of the retail price is reduced for packaging before Ziam's royalty is computed, how much will he get for sale of the CD? Write the answer in form of equation and solve it.
How many customers would that equate to in total for each group? Determine the difference compared to current levels?
The revenue and cost functions for producing and selling quantity x for certain production facility. Find out average cost at break-even quantities.
After 6 min the temp of the soda was 46 degrees F.Jodi had to run back into the house to answer the phone. What is the expected temperature of the soda after an additional 13 minutes.