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4.21,5.55,3.02,5.13,4.77,2.34,3.54,3.20,4.50,6.10,.38,5.12,6.46,6.19,3.79,15.08
a. What descriptive summary measures would you use to present the data. which measure is the best to use and which is the worse and why?
b. What conclusion can you draw about the data.
Sarah is a 60 year old Anglo female in reasonably good health. She wants to take out a $50,000 term life insurance policy until she is 65.
Calculate the mean and standard deviation of the following data sets, then produce a five number summary and box plot of data.
a) What type of research uses numeric measurement data? b) What type of research uses a research hypothesis? c) What type of research does not use statistical data analysis?
If a six appears for the second time, the process is repeated with the move depending on the number shown and the previous throws. If a six appears for the third time, the turn of the player ends without moving the token.
An averages of four tax evaders per 100 tax filers. If 50 tax filers are randomly selected from the state, what is the probability of the following:
An economist is interested in studying the spending habits of consumers in a particular region. The population variance is known to be $1,000,000. A random sample of 50 individuals resulted in an average expense of $15,000. What is the width of th..
How should the candidate purchase the five commercials to maximize the estimated number of additional voters?
The upper limit of a 95% confidence interval for the population mean would equal:
What is the margin of error for a 95% confidence interval for the difference of the two means (low capacity - high capacity)? (Answer to the nearest hundredth.)
Suppose the sample variance for 30 parts turns out to be s 2 = .0005. Use α = .05 to test whether the population variance specification is being violated.
The sample proportion of large gloves for each location is and . (Round your answers to 4 decimal places.)
At the .05 significance level, is the number of units produced on the afternoon shift larger?
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