In an effort to cut costs and improve profits, many US companies have been turning to outsourcing.In fact, according to "Purchasing" magazine, 59% of companies outsourced some part of theirmanufacturing process in the past two to three years. You would like to verify this complaint, andsurveyed 572 companies. Show your answer to 4 decimal places if necessary.a. What is the distribution of p?p-N 0.590.0206b. What is the probability that between 337 and 349 companies outsourced some part of theirmanufacturing process in the past two or three years? 0.165x Hint: Convert the given x-values to p's first.

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Answered: In an effort to cut costs and improve…

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

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a. Complete the last column of a copy of this table. Ago Number of People Proportion of Population Under 18 74,181,467 0.2403 18–44 112,806,642 45-64 81,489,445 0.2639 65 and Over 40,267,984 Total 308,745,538 Source: Age and Sex Composition: 2010, Census Briefs, www.census.gov/prod/ cen2010/briefs/c2010br-03.pdf
Suppose that insurance companies did a survey. They randomly surveyed 400 drivers and found that 310 claimed they always buckle up. We are interested in the population proportion of drivers who claim they always buckle up. Which distribution should you use for this problem? (Round your answer to four decimal places.)
7. Find the z-score that cuts off a left tail whose area is 2.5%. 8. Find the z-score that cuts off a right tail whose area is 10.75%.
The number of Starbucks coffee shops in cities within 20 miles of theUniversity of California, Riverside is shown in the following table. See Attachment a. Draw a dotplot to describe the data.b. Describe the shape of the distribution.c. Is there another variable that you could measure that might help to explain why some cities have more Starbucks than others? Explain.
Determine the value of the interquartile range for the following data set: 45.5, 67.1, 20.8, 74.2, 18.0, 38.7, 5.8 State the interquartile range value rounded to the nearest tenth.
This data was collected from the members of our class. I have tried to remove anything that would identify an individual. 1. What is the scale of each variable? 2. Construct a frequency table and chart showing the distribution across gender in this class. 3. Construct a cross tabulation with Gender in one direction and Height in the other direction. Group the height category into 5 groups. 4. Is there a difference in the age distribution across gender? 5. Give a summary of our class based on this data about our class. Gender Height Year Born Male 76 1994 Male 72 1983 Female 65 1997 Male 68 1966 Female 67 1997 Male 70 1996 Male 71 1996 Male 73 1996 Male 72 1995 Male 71 1998 Male 73 1993 Female 66 1980 Female 62 1998 Male 76 1984 Female 70 1985 Female 62 1992 Female 62 1992 Male 73 1996 Female 68 1987 Male 60 1971 Female 60 1971 Male 60 1971 Male 74 1970 Male 77 1998 Male 77 1998 Male 68 1990 Female 64 1996 Male 80 1997 Male…
Statistics Question
Determine whether the underlined value is a parameter or statistics : "In 2017 national survey on teenager pregnancies, 10% of respondents aged 14 to 17 reported that they have a child before the age of 16 yrs."
Abdomen data: 83.0, 87.9, 85.2, 88.6, 77.1, 85.3, 100.0, 94.4, 81.9, 88.5, 82.5, 100.5, 76.5, 86.4, 90.7, 83.6, 106.8, 77.6, 102.9, 90.9, 79.7, 73.9, 79.1, 72.8, 88.2, 100.1, 89.6, 95.9, 98.8, 76.3, 83.5 105.0, 90.8, 83.5, 84.5 101.8, 76.6, 76.4, 88.7, 92.4, 81.2, 91.6, 97.5, 80.0, 88.7, 100.5, 95.6, 92.1, 96.4, 74.6, 83.4, 106.0, 96.4, 92.8, 95.1, 90.4, 100.4, 115.9, 90.8, 81.9, 75.0, 90.3, 90.3, 108.8, 79.4, 83.2, 110.3, 91.6, 92.7, 76.0, 79.5, 86.1, 104.5, 104.6 Assume that the abdomen circumference of males have a distribution that isapproximately bell-shaped. Using the mean (= 89.7) and standard deviation (=9.9) as estimates of the population mean and standard deviation, a. Construct a diagram, using the Empirical Rule, to illustrate the percentagesof data values in each of the 8 sections that diagram includes.b. Between what two measurements will about 95% of the abdomencircumferences fall?
Determine which of the four levels of measurement ( norminal, ordinal, interval, ratio) is most appropriate for the data below. Years in which U.S. presidents were inaugurated
Please look at the picture and provide full details answer
What level of measurement is the New York stock exchange

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