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Question: Examine the following data:
a. Compute the quartiles.
b. Calculate the 90th percentile.
c. Develop a box and whisker plot.
d. Calculate the 20th and the 30th percentiles.
Explain what is meant by subjective probability. Research the Internet, and provide a business-related example in which subjective probability assessment would likely be used (be sure to cite your sources).
A company is interested in estimating the mean number of days of sick leave taken by its employees. The firm's statistician randomly selects 100 personnel files and notes the number of sick days taken by each employee.
Discuss how the statistical application of Pearson r is used for hypothesis testing.l Through application of the Spearman Correlation discuss what type of data the Pearson formula can be used for.
b. Calculate the coefficients of determination between all pairs of predictor variables. Is it meaningful here to consider the standardized regression coefficients to reflect the effect of one predictor variable when the others are held constant?
Find out the probability distribution, and the cumulative probability distribution of car arrivals.
q1 which of the given represents difference in 2 population means?nbspi micro1 - micro 2ii p1 p2iii p1 - p2iv micro 1
the mean height of 8 year old girls in my daughters school is 125 cm with a standard deviation of 0.3 and the height
Suppose the counselor found the sum of squared deviations from the mean of the sample to be 135. Given that he tested 10 people, what would be the estimated population variance?
a lathe is considered to be in perfect adjustment if the average length of the steel bars it cuts is 6 centimeters. a
Make a careful comparison of homicides and suicides, with a bar graph. What do you find about long guns versus handguns?
How would the ratio of bean phenotypes change if you randomly pick 40 beans from the container? Will the ratio change significantly in each repetition - How would genetic drift affect the gene pool in a genetic bottleneck.
Construct a relative frequency histogram, a cumulative frequency histogram, a relative frequency (%) histogram, a cumulative relative frequency (%) his- togram, a frequency polygon, and a relative frequency polygon. Describe the shapes of these gr..
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