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1. Consider the following data on distances traveled by 60 people to visit the local amusement park.
distance freq
1-8 20
9-16 18
17-24 10
25-32 6
33-40 6
Expand and construct the table adding columns for relative frequency and cumulative relative frequency. Then plot Histogram, Frequency Polygon and Ogive Curve.
Suppose you have taken a sample of 7 eligible voters. What is the probability of having sampled exactly 3 people that voted?
Find the probability density function of the output of the detector, assuming that (i) noise alone is present, (ii) both signal and noise are present.
Picture bread that is sliced with thickness Xi that is uniform in a given slice i, but varies from slice to slice.
use multiple regression to find the line of best fit through the following data. what does this tell
For an arbitrary random variable X, use the Chebyshev inequality to show that the probability that X is more than k standard deviations from its expected value E[X] satisfies
Snedecor and Cochran (1967) report results from an experiment on weight gain in rats as a function of source of protein and levels of protein.
Using the Internet, the text, or another reliable source such as a newspaper or periodical site, (not a scholastic or school site like Khan Academy and not Wikipedia), research some important data that has been presented in graph or table format.
A medical social researcher wishes to investigate the proportion of Type II diabetic patients in a given country town who take insulin to manage their diabetes. A random sample of 120 Type II diabetes patients across the medical practices in the t..
What sample size must you take to be 96% confident that the results will be within $.75 of the true mean cost per call?
Management of the restaurant is concerned with the time a patron must wait before being seated for dinner. Explain why the times are a population? Find the mean and median of the times.
Use a chi-square analysis to determine whether sex and year in college are related. Report your results in the APA format and write one to two sentences interpreting your results. Save the SPSS output. Name your file: SU_ PSY2008_W11_A1_Lastname_F..
In recent years, the interest rate on home mortgages has declined to less than 6.0 percent. However, according to a study by the Federal Reserve Board
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