The 94 students in a statistics class are categorized by gender and by the year inschool. The numbers obtained are displayed below in Figure 1.GenderMaleFemaleTotalYear in schoolFreshman Sophomore Junior Senior29171713719222412324Fig. 1: SummaryGraduate Total235316394(a) What proportion of the statistics students in this class is sophomores?(b) What proportion of the statistics students in this class is male?(c) The data are going to be summarized by computing the conditional distribu-tions of year in school for male and female students. What would be the entry(in proportions) for male sophomores?

The 94 students in a statistics class are categorized by gender and by the year in school. The…

Answered: (a) What proportion of the statistics…

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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answer this with solution: The mean monthly salary of 26 male employees is 35,500 while that of 18 female employees is 44,100. Find the mean salary of all the respondents.
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The following graph represents the results of a survey, in which a random sample of adults was asked if they believed that divorce was morally wrong in general. Complete parts (a) through (c) below. Opinion Regarding Divorce Depends on situation Morally wrong Morally acceptable 0 20 40 60 80 100 Percentage of respondents (a) What percent of the respondents believe divorce is morally acceptable? About 72% of the respondents (Round to the nearest whole number as needed.) (b) If there are 254 million adults in the country, how many believe that divorce is morally wrong? About 53 million adults (Round to the nearest million as needed.) (c) If a polling organization claimed that the results of the survey indicate that 8% of adults believe that divorce is acceptable in certain situations, would you say this statement is descriptive or inferential? Why? The statement is because it
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Hello, my name is Veronica Robles. I am taking math 1342 online of elementary stastical at San Jacinto College. I am having trouble with this math problem in my homework. A student receives the following grades, with an A worth 4 points, a B worth 3 points, a C worth 2 points, and a D worth 1 point. What is the student's weighted mean grade point score ? B in 3- two credit classes D in 1 - two-credit classes A in 1 - three-credit classes C in 1 - three-credit classes Mean grade point score? ( Round to the nearest tenth as needed.) Can you please explain this math problem to me because I am having trouble understanding grade point score? Thank you.
(c) Draw a boxplot of the differenced data. Does this visual evidence support the results obtained in part (b)? Which boxplot below represents the data? A. O C. -6 -6 -4 -2 Differences -2 Differences 2 Q 2대 B. -6 -6 -4 -4 -2 Differences Differences 0 0 2
1. A student earned grades of 84, 78, 84, and 72 on her four regular tests. She earned a grade of 78 on the final exam and 86 on her class projects. Her combined homework grade was 87. The four regular tests count for 40% of the course grade, the final exam counts for 30%, the project counts for 10%, and homework counts for 20%. What is her weighted mean grade? (Round to one decimal place.)
Ms. Smith, a math teacher, recently gave a mathematics quiz in her class. The ten quiz scores were: 89 87 93 90 12 91 88 87 83 91 (A) Based on the test scores above, would you say the class did well? Why or why not? (B) If you were Ms. Smith, which average would you use to describe the data: mean, median, or mode?
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Hospitals In a study of births in New York State, data were collected from four hospitals coded as follows: (1) Albany Medical Center; (1438) Bellevue Hospital Center; (66) Olean General Hospital; (413) Strong Memorial Hospital. Does it make sense to calculate the average (mean) of the numbers 1, 1438, 66, and 413?

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