3. A zoo has categorized its visitors into three categories: member, school, and general.The member category refers to visitors who pay an annual fee to support the zoo.Members receive certain benefits such as discounts on merchandise and tips planned bythe zoo. The school category includes faculty and students from day care andelementary and secondary schools; these visitors generally receive a discounted rate.The general category includes all other visitors. The zoo has been concerned about arecent drop in attendance. To help better understand attendance and membership, azoo staff member has collected the following data:Visitor CategoryGeneralMemberSchoolTotalYear 1Year 2Year 3Year 4153,713158,704163,433169,106115,523104,79598,43781,21782,88579,87681,97081,290352,121343,375343,840331,613a) Construct a bar chart of total attendance over time. Comment on any trend in the data.b) Construct a side-by side bar chart showing by visitor category with year as the variableon the horizontal axis.c) Comment on what is happening to zoo attendance based on the charts from parts (a)and (b)

The data is given as follows.Visitor categoryYear1Year 2Year 3Year…

Answered: 3. A zoo has categorized its visitors…

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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In the digital age of marketing, special care must be taken to ensure that programmatic ads appear on websites aligned with a company's strategy, culture, and ethics. For example, in 2017, Nordstrom, Amazon, and Whole Foods each faced boycotts from social media users when automated ads for these companies showed up on the Breitbart website (ChiefMarketer.com website). It is important for marketing professionals to understand a company's values and culture. The following data are from an experiment designed to investigate the perception of corporate ethical values among individuals specializing in marketing (higher scores indicate higher ethical values). Marketing Managers 3 2 3 4 2 a. Use a 0.05 to test for a significant difference in perception among the three groups. Compute the values identified below (to 2 decimals, if necessary). Sum of Squares, Treatment 4 Sum of Squares, Error Mean Squares, Treatment Mean Squares, Error Calculate the value of the test statistic (to 2 decimals).…
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B. A manufacturing company is analyzing its accident record. The accidents fall into two categories: ➤Minor-dealt with by first aider: Average cost k50 Major-hospital required. Average cost k1,000 The company has 1,000 employees, of which 180 are office staff and the rest work in the factory. The analysis shows that 10% of employees have an accident each year and 20% of accidents are major. It is assumed that an employee has more than one accident in a year. (i) Determine the expected total cost of accidents in a year. On further analysis it is discovered that a member of office staff has half the probability of having an accident relative those in the factory. (ii) Show that the probability that a given a member of office staff has an accident in a year is 0.0549. (iii) Determine the probability that a randomly chosen employee who has had an accident is office staff.

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