QUESTION 18CUNY QC Graduate student surveyed 600 parents/guardians of 2nd-grade school students in the metropolitan area. Each surveyparticipant was shown the following statement:"Students aged 7-8 years of age be allowed to take a cell phone to school." The student summarized the responses in the table below:StronglyNoStronglyLocationAgreeAgreeOpinion Disagree DiasgreeTotalsNY4952272229179NJ9417114CT434471922126PA8791282181Totals15516510341136600What percent of survey participants expressed strongly worded opinions?about 50%about 100%about 22%about 65%

Given : Total number of participants = 600 The number of participants who strongly agreed = 165 The…

Answered: CUNY QC Graduate student surveyed 600…

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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1 The Blue Tide High School Student Committee has 5 members. They would like to conduct a survey to get the students’ opinion on the school’s new bell schedule. They asked 23 students’ representatives to distribute a questionnaire to the schools’ 1550 students. In the end, they received 750 responses. They wrote a report based on the information provided by the respondents. 2) which number represents the size of the sample?
Each person in a representative sample of 449 college students age 18 to 24 was classified according to age and to the response to the following question: "How often have you used a credit card to buy items knowing you wouldn't have money to pay the bill when it arrived?" Possible responses were never, rarely, sometimes, or frequently. The responses are summarized in the table. Age 18 to 20 Age 21 to 22 Age 23 to 24 Never 73 62 29 Rarely 38 34 32 Sometimes 30 42 40 Frequently 13 24 A USE SALT Do these data provide evidence that there is an association between age group and the response to the question? Test the relevant hypotheses using a = 0.01. State the appropriate null and alternative hypotheses. O H: The proportions falling into each of the three age groups are not the same for all four responses to the question. H: The proportions falling into each of the three age groups are the same for all four responses to the question. O Hg: The proportions falling into each of the three age…
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Hi, I was told before to repost to get the other two sub parts done. Thank you in advance I really appreciate it so much!
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 mean commute time for these 18 cities? b) What is the median commute time for these 18 cities? c) What is the mode for these 18 cities? d) What is the variance and standard deviation of commute times for these 18 cities? e) Find the z – score value of commute time for these 18 cities. f) Find 28th and 77th Percentile of commute times for these 18 cities.
Given the data below; 320,332,339,343,345,348,351,352,364,376. a) find the mode.
A survey of freshmen revealed the following information: •24 signed up for a math class. • 28 signed up for a biology class. •20 signed up for both biology and math. •2 signed up for neither biology nor math. How many freshmen in total were surveyed? 0 34 O Not enough information were given. O 54 O 74
Darius surveyed 16 students and recorded the following data: 25 46 61 52 30 47 32 28 50 52 23 37 40 45 39 29 Construct stem-and-lead diagram: 21 31 41 51 61 ہے
b. The weights of eleven cats (in pounds) are: 5.1, 6.5, 7.1,7.2, 7.6, 8.1, 8.1, 9.2, 10.5, 12.9, 14.2 Max = Q3= M = Q1 = Min = type your answer... type your answer... type your answer... type your answer... type your answer... 3 $ 4 % 5 DELL Oll <0 DI 9 y 0 & 7 h * 0 1
A foundation asked each person in a representative sample of high school students and in a representative sample of high school teachers which of the rights guaranteed by the First Amendment they thought was the most important. Suppose that the sample size for each sample was 1,000. Data consistent with summary values from the study are summarized in the accompanying table. Students = Teachers Freedom of Speech 658 400 USE SALT Most Important First Amendment Right Freedom of Religion Freedom to Peacefully Assemble Freedom of the Press 30 55 245 420 20 55 Freedom to Petition the Government 47 70 (a) Carry out a hypothesis test to determine if there is convincing evidence that the proportions falling into the five First Amendment rights categories are not the same for teachers and students. Use a significance level of a = 0.01. Calculate the test statistic. (Round your answer to two decimal places.) x²= Use technology to calculate the P-value. (Round your answer to four decimal places.)…

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