A survey was conducted at UP Manila where 80 students were randomly askedwhether they liked hamburgers or spaghetti for their snacks. 52 of the students saythey like hamburgers, 40 like spaghetti and 10 do not like either of the hamburger orspaghetti. How many students like only hamburger or only spaghetti? Answer is

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Answered: A survey was conducted at UP Manila…

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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Do what is ask. Show complete solution The Commission on Higher Education is conducting random drug testing in colleges and universities. You are the officer assigned to conduct the test in Sayote Institute of Technology. The school has a population of 672 students. The school director has given you a list of the names of these students. You only need 10 randomly selected students to be tested. You are to give instructions to the school director on how you are going to select the 10 students by applying your knowledge of the methods of sampling. To do the task well, you need to ensure that the sample is selected randomly. After doing this, list all the names of the 10 students to be tested and give it to the school director.
on a multiple choice test with 20 questions, each question has 4 possible answers, one of which is correct. for students who guess at all answers, find the mean for the number of correct answers.
Describe about the two types of incorrect decisions.
A student wants to know his average homework grade for the first half of his math class. There were 7 homeworks in the first half of the class, and his grades out of 100 are given by 100,90,95,89,92,85,95. What is the population mean of his homework grades? Round your answer to the nearest tenth.
When taking a 17 question multiple choice test, where each question has five possible answers, it would be unusual to get or more questions correct by guessing alone. Use the Range Rule of Thumb for Unusual Values to answer this question. Give your answer above as a whole number.
After the premiere of the new comedy Bumblebee, moviegoers were asked in a quick poll whether they liked the movie. Out of 20 adults, 14 said they liked the movie, whereas out of 50 teenagers, 29 said they liked the movie. At the movie premiere, adult teenage movie goers liked the movie more because only % disliked the movie, whereas % of the ?adultteenagemoviegoers disliked the movie.
The proportion of commuters on PSU – Berks campus is purported to be 65%. A professor believes this to be inaccurate. He randomly selects 300 students on campus and determines 200 of them to be commuters. Can the professor reject the campus claim of 65%?
In a recent poll, 360 people were asked if they preferred cats or dogs. 49% said they preferred dogs and 51% of people said they preferred cats, with a margin of error of 2%. Which statement is true? A. In general, people prefer dogs. B. The number of people that prefer dogs is between 47% and 51%, and the number of people that prefer cats is between 49% and 53% C. In general, people prefer cats.
When conducting research, you take a portion of a larger group of participants and do the research with that smaller group. The larger group is referred to as a population and the smaller group selected from the population is referred to as answer
In a survey of restaurant customers, 63 customers ordered french fries or a salad, 38 ordered french fries, and 15 ordered both french fries and a salad. How many of the customers' surveys ordered a salad?
In a recent survey, 500 participants were asked about their favorite genre of movies. The results showed that 40% preferred action movies, 30% preferred comedy, 20% preferred drama, and the remaining participants preferred other genres. 1. How many participants preferred action movies? 2. How many participants preferred comedy movies? 3. How many participants preferred drama movies? 4. How many participants preferred other genres?
When taking a 8 question multiple choice test, where each question has 5 possible answers, it would be unusual to get or more questions correct by guessing alone.

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