Math 200 Chap 2 Hwk Spring 2010

Math 200 Chap 2 Hwk - MAT 200 Statistics Chap 2 1 Graduate students in a counseling course were asked to choose one of their personal habits that

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MAT 200 —Statistics Chap 2 1. Graduate students in a counseling course were asked to choose one of their personal habits that needed improvement. To reduce the effect of this habit, they were asked to first gather data on the frequency of occurrence and the circumstances. One student collected the following frequency data on fingernail biting over a two-week period. Frequency Activity 58 Watching television 21 Reading a newspaper 14 Talking on phone 7 Driving a car 3 Grocery shopping 12 Other Make a Pareto diagram showing the relationship between nail biting and type of activity. 2. A random sample of 30 customers at the grand opening of a new clothing store gave the following information about the age of each customer: 43 33 18 23 19 16 51 54 18 26 25 21 17 30 28 27 27 17 32 21 35 40 39 36 48 47 38 41 50 19 (a)Construct a table for frequency, relative frequency, and cumulative frequency (use 7 classes in the construction of your table). (b)Construct a frequency histogram, relative frequency histogram, and an ogive. 3. The number of houses sold each month by two realtors, Pete and Mildred, is shown below (for the last 36 months). Pete
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This note was uploaded on 11/08/2010 for the course MA 200 taught by Professor Vyju during the Spring '10 term at Ivy Tech Community College.

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Math 200 Chap 2 Hwk - MAT 200 Statistics Chap 2 1 Graduate students in a counseling course were asked to choose one of their personal habits that

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