of 23 Step 1 of 1Question 10Four scenarios of statistical studies are given below. Decide which study uses a sample statistic.01:26:15An estimated 15% of Americans don't use the internet.KeypadKeyboard ShortcutsThe average finish time for the Ironman, Kona was 11:32 for the 1883 finishers, with anaverage swim time of 1:14, an average bike time of 5:53, and an average run time of4:14.A study prompted by the increase in the use of assisted reproductive technology lookedO at hospital records across the country. The report stated that an estimated 3.2 % ofbirths in the U.S. last year resulted in twins.In a study of 89 of the children diagnosed with cancer at Leeland Memorial Hospital, 70children were cancer-free five years after their first diagnosis.

From the given scenarios we need to decide which study uses sample statistic. As we know that sample…

Answered: O An estimated 15% of Americans don't…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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A researcher is concerned about the level of knowledge possessed by university students regarding Philippine history. Students have completed a senior high school level standardized history exam. Major courses for students were also recorded. The percentage of correct answers is recorded below for 32 students.Determine if there will be difference in the scores of students taking up different courses. Education Business Ad Political Science Fine Arts 62 72 42 80 81 49 52 57 75 63 31 87 58 68 80 64 67 39 22 28 48 79 71 29 26 40 68 62 36 15 76 45
Kindly assist with creating bar charts, or pie charts for the below results; Housekeeping respondents were questioned about their observations regarding changes or improvements in gender diversity over recent months or years. All respondents (100%) acknowledged witnessing recent promotions between both genders within Housekeeping and other departments. Similarly, 80% of Guest Services department respondents shared similar observations. Conversely, 75% of respondents from the food and beverage department indicated that they have not observed any changes or improvements in gender diversity, particularly within their own department.
Researchers have postulated that, due to differences in diet, Japanese children have a lower proportion of children with high blood cholesterol levels than U.S. children. Suppose that the proportion of high blood cholesterol level of U.S. children is known to be 0.78. Ho: ??:
Select the term that correctly completes the statement. The color of hats worn by baseball players would be _______ data. A) Qualitative B) Quantitative
By a small margin, Facebook remains the top choice of social media over all ages, with 29% using Facebook most often among those using social media sites. However, more visually oriented social networks such as Snapchat and Instagram continue to draw in younger audiences. When asked "Which one social networking brand do you use most often?" the results in the table show the top brands chosen by Americans aged 12-34 who currently use any social networking site or service. Social M edia Site Faceboo k Snapchat Instagra m Twitter Percentage That Use Most Often 29 28 26 6 20 (a) What is the sum of the percentages for these top social media sites? Give your answer as an exact number. Macmillan Learning top social media sites: What percent of Americans aged 12-34 use other social media sites most often? Give your answer as an exact number. other social media sites: do %
The average time that Italy commute to work is 23.15 minutes (Best 4 Tourist Places, June 15, 2020). The average commute times in minutes for 18 cities are given in Table 3.1. Table 3.1 City Time (minutes) Rome 24.9 Milan 26.8 Naples 26.2 Turin 28.1 Palermo 31.7 Genoa 25.8 Bologna 23.3 Florence 32.1 Bari 28.5 Catania 24.4 Verona 29.3 Venice 24.8 Messina 38.1 Padua 28.3 Trieste 28.4 Taranto 24.6 Prato 20.1 Modena 23.4 1) What is the mode for these 18 cities? 2) Find 28th and 77th Percentile of commute times for these 18 cities.
The average time that Italy commute to work is 23.15 minutes (Best 4 Tourist Places, June 15, 2020). The average commute times in minutes for 18 cities are given in Table 3.1. Table 3.1 City Time (minutes) Rome 24.9 Milan 26.8 Naples 26.2 Turin 28.1 Palermo 31.7 Genoa 25.8 Bologna 23.3 Florence 32.1 Bari 28.5 Catania 24.4 Verona 29.3 Venice 24.8 Messina 38.1 Padua 28.3 Trieste 28.4 Taranto 24.6 Prato 20.1 Modena 23.4 a) What is the variance and standard deviation of commute times for these 18 cities? b) Find the z – score value of commute time for these 18 cities. c) Find 28th and 77th Percentile of commute times for these 18 cities.
a report about an isolated community claims there are more newborn females than males although we assume equal frequencies for each. Records indicate 628 boys and 718 girls born in the past month. what are Ho and Ha?
Please answer accurately.
A researcher uses an anonymous survey to investigate the study habits of American college students. Based on the set of 56 surveys that were completed and returned, the researcher finds that these students spend an average of 4.1 hours each week working on course material outside of class. For this study, the average of 4.1 hours is an example of a ____. a. parameter b. statistic c. population d. sample . (Don't Hand writing in solution)
The 2017 Chapman University Survey of American Fears asked a random sample of 1207 American adults if they believed that aliens had come to Earth in modern times, and 26% responded yes. Complete parts (a) through (d) below.
Please look at the picture and provide full details answer

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