5: Cal Poly has a vested interest in finding out the level towhich its students are content with the various coursesoffered. They are curious to learn what proportion ofstudents are pleased with the courses they are enrolled inat the moment. The provost believes that 27 % of Cal Polystudents are pleased with the courses. A group was askedin front of the library if they were content with the variouscourses offered. Out of the 113 students asked, 31students were content with the various courses offered State the statistical question.

From the provided information,The provost believes that 27% of Cal Poly students are pleased with…

Answered: 5: Cal Poly has a vested interest in…

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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Twenty-nine college students, identified as having a positive attitude about Mitt Romney as compared to Barack Obama in the 2012 presidential election, were asked to rate how trustworthy the face of Mitt Romney appeared, as represented in their mental image of Mitt Romney’s face. Ratings were on a scale of 0 to 7, with 0 being “not at all trustworthy” and 7 being “extremely trustworthy.” Here are the 29 ratings: 2.6 3.2 3.7 3.3 3.4 3.6 3.7 3.8 3.9 4.1 4.2 4.9 5.7 4.2 3.9 3.2 4.5 5.0 5.0 4.6 4.6 3.9 3.9 5.3 2.8 2.6 3.0 3.3 3.7 a 95% confidence interval for the mean rating. Is there significant evidence at the 5% level that the mean rating is greater than 3.5 (a neutral rating)?
Determine the question (X) that converts eachsituation to Yes/No data.a) The proportion of cars that are silver.b) Voter percentage who favor candidate Jones.c) The proportion of defective items
600 students at Drew High School were surveyed. 269 of them were males. 455 of the students' wear jewelry, and 300 of the students that wear jewelry are females.
A large group of college students was surveyed and the following information was obtained: 712 saw Lady Gaga 624 saw Arcade Fire 381 saw Skrillex 111 saw all three 513 saw none 240 saw only Lady Gaga 377 saw Lady Gaga and Arcade Fire 117 saw Arcade Fire and Skrillex but not Lady Gaga. What percentage saw at least one of the artists? What percentage saw exactly one of the artists?
5. 43% of the students in a school are boys. If there are 399 girls in the school, what is the entire population of the school? [2]
In a survey of 3367 adults aged 57 through 85 years, it was found that 84.2% of them used at least one prescription medication. How many of the 3367 subjects used at least one prescription medication?
According to the National Center for Education Statistics, 43% of the college students work full time. A survey of 900 randomly selected college students is to be conducted. For such groups of 900, would it be unusual to get 735 college students who work fulltime?
3) Reynoldsburg surveys their high schoolers. They found 60% of students had cheated on a test and 80% of those who cheated felt guilt about it. What percent of all high schoolers in Reynoldsburg have both cheated and felt guilty about it?
1. Identify whether the numbers are statistics or parameters. a. Of all US third grade teachers, 32% say that knowing cursive writing is an essential skill. b. Of the 500 US third grade teachers polled, 34% say that knowing cursive writing is an essential skill.
In a survey of 3343 adults aged 57 through 85 years, it was found that 83.3%of them used at least one prescription medication. Complete parts (a) through (c) below. a. How many of the 3343 subjects used at least one prescription medication?
Suppose a community college has 10,000 students (the population). We are interested in the average amount of money a part-time student spends on books in the fall term. Asking all 10,000 students is almost an impossible task. A sample is taken using a list of students who take photography classes, and each of these students is surveyed. Do you think that this sample is representative of the entire 10,000 student population? Why or why not?
The Entergy Corporation had 2,600,000 electricity customers. Of these, 76.176.1% were in the residential category (R); 13.913.9% were commercial (C); 2.52.5% were industrial (I); and 7.57.5% were government and municipal (G). What is the value of P(C or G)?

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