Example 6. In a survey of 500 students in a college 180 were listed as drinkingTea, 275 as drinking coffee and 95 were listed as both drinking Tea as well asCoffee. Find how many students were drinking neither Tea nor Coffee.

Let T=students in a college were drinking TeaC=students in a college were drinking…

Answered: Example 6. In a survey of 500 students…

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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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.
7) There are a total of 1200 students at Summit Campus, and a total of 1110 students in a STEM pathway at both campuses. The proportion of Summit Campus students who are in a STEM pathway is 0.525. Based on these numbers, complete the table. Summit Livingston STEM pathway Non-STEM pathway Total 1200 Total 1110 3000
A survey of 67 people in Kansas City gave the following results: 20 were fans of the Kansas City chiefs 37 were fans of the Kansas City Royals 39 were fans of the Sporting Kansas City 16 were fans of the Chiefs and Royals 8 were fans of the Chiefs and Sporting KC 21 were fans of the Royals and Sporting KC 9 were fans of none of the teams How many people were fans of the Chiefs or Royals but not Sporting KC?
The boxplots below show the number of marshmallows in a bag, as estimated by students in two elementary school classes. 250 225 200 175 150 125 100 75 50 25 0 Ms. Apple's Class Which class has more students?? A. O Ms. Apple's class B. Ms. Banana's class C. O Both classes have the same number of students. D. O It is impossible to tell from the boxplots. HI Ms. Banana's Class one answer.
The following table shows the number of absent time during fall 2020 for math classes. Study the table and answer the following questions Not absent at all One time Tow times More then tow ww ww times Full time 51 33 12 student Part time 32 19 3. student a. draw pie chart showing the absent of full time students during fall 2020 and comment on the grabh (show all steps) b. find the total number of students 'studied math in fall 2020 c.If one student is selected at random ,then find probability of getting: i. A full time student and absent for more then two times. A student absent for less then tow times. Afull time student absent for one time or part time student absent times A student absents for at least one time ii. iii. iv.
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 group of 422 students were surveyed about the courses they were taking at their college with the following results:245 students said they were taking Math.255 students said they were taking English.139 students said they were taking History.129 students said they were taking Math and English.86 students said they were taking Math and History.71 students said they were taking English and History.32 students said they were taking all three courses.How many students took English and History, but not Math ?
180 students were surveyed on their current enrollment in Math, Biology, and Chemistry. The results are listed below. 82 students are enrolled in Math. 58 students are enrolled in Biology. 70 students are enrolled in Chemistry. 33 students are enrolled in Math and Bio. 24 students are enrolled in Bio and Chem. 26 students are enrolled in Math and Chem. 14 students are enrolled in all three courses. How many students were enrolled in at least one of the three courses?
4. A doctor notices that in cities where more people get flu shots, the number of cases of flu decreases. This would be an example of: Group of answer choices A positive relationship A strong relationship A negative relationship A weak relationship
In a survey, 200 restaurants were asked to select which of the following options were on their menu: tacos, burgers. 98 of the restaurants serve tacos and 74 of the restaurants serve burgers. 37 of the restaurants serve neither of these options. How many of the restaurants serve both tacos and burgers? Show your work.
Do people who are interested and environmental issues visit museums more often than people who are not? And 2012, the general social survey asked 1495 people how interested they were in environmental issues, and how often they had visited a science Museum in the past year the following table presents the results. Very interested: none is 512, one is 137, more than one is 58. moderately interested: none is 463, one is 97, more than one is 31. Not interested: none is 166, one is 20, more than one is 11. Can you conclude that the number of visits to a science museum is related to interest in environmental issues? Use the a=0.05 level of significance and the p value method with the TI-84 plus calculator. State the null and alternative hypothesis.

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Example 6. In a survey of 500 students in a college 180 were listed as drinking Tea, 275 as drinking coffee and 95 were listed as both drinking Tea as well as Coffee. Find how many students were drinking neither Tea nor Coffee.