The IRS is interested in the number of individual tax forms prepared by small accounting firms. The
Question:
The IRS is interested in the number of individual tax forms prepared by small accounting firms. The IRS randomly sampled 50 public accounting firms with 10 or fewer employees in the Dallas–Fort Worth area. The following frequency table reports the results of the study. Assume the sample mean is 44.8 clients and the sample standard deviation is 9.37 clients. Is it reasonable to conclude that the sample data are from a population that follows a normal probability distribution? Use the .05 significance level. Number of Clients Frequency 20 up to 30 ........... 1 30 up to 40 ........... 15 40 up to 50 ........... 22 50 up to 60 ........... 8 60 up to 70 ........... 4
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H 0 The population of clients follows a normal distribution H 1 The population of clients ...View the full answer
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Krasimira Ivanova
I am an outstanding teacher with impeccable English, Master’s Degree, more than 25 years of continuous, solid local and international experience with ESL learners. In Saudi Arabia I worked as an English Instructor on Foundation Program for Hail University and Jubail University College - I taught Grammar and Listening. In 2015 I worked as an English Instructor at the Military Language School in Kuwait on DLIELC American Program. After Kuwait I resumed my university job in Bulgaria. As a university Teacher I teach General English and ESP to both local and foreign students, which includes machine engineering, transport, business, medical, IT, tourism. In February I accepted a position as a Senior Teacher in English at High School, so now I have 2 jobs. Ten times I worked for BC accredited summer schools in the UK, teaching students from all over the world and conducting workshops on Cambridge exams. In Oct.2018 I started teaching online for a company in Germany and a language school in Japan. I teach ESP to corporate clients and General English to students.
I am a registered UK Teacher, M.Ed. in English, with TESOL, QTS for all age groups, with long teaching practice at school, college and university with all kinds of students (including foreign students) and adults at all levels. I have extensive experience in teaching English, intensive language program at high school and university, preparation for Cambridge ESOL exams, TOEFL, IELTS, GCSE A level and University exams.
For my 20-year teaching at high school and 7 at tertiary level I gained a lot of experience in organization, management, student-teacher communication and cooperation with various educational institutions. I am flexible, so I am able to demonstrate an ability to adapt and differentiate. I have rich experience in curriculum design and content development for various levels and different ages of learners. I have excellent sociable, communicative and leadership skills, I can meet deadlines and work under pressure. I am easy-going and get on well with both colleagues and students to achieve the set goals. As a staff member, I would contribute to your faculty by impacting and influencing my students through communication that is understandable, confident, clear and effective. I am continually delivering international mindedness to my students, being culturally aware, and respectful toward all cultures, within the classroom and the one being taught, by having a global outlook and being sensitive and flexible for global working