Presentation1

Presentation1 - The following data give the number of...

• Notes
• 17

This preview shows page 1 - 5 out of 17 pages.

The following data give the number of bedrooms in homes owned or rented by 30 families randomly selected from 1990 interview survey. Required: A) prepare frequency distribution using single- variable classes B) calculate the relative frequency and percentage for all classes C) How many homes in the sample have 2 or 3 bedrooms D) present this data on a bar graph for the percentage frequency distribution 3 5 2 3 2 3 1 2 1 3 4 1 4 3 1 3 2 2 3 3 4 3 1 2 4 2 2 5 3 3

Subscribe to view the full document.

Test your understanding The following data give the number of orders received for a sample of 30 hours at the Timesaver Mail order company. 34 44 31 52 41 47 38 35 32 39 28 24 46 41 49 53 57 33 27 37 30 27 45 38 34 46 36 30 47 50 a) Construct a frequency distribution table using the following classes; 0-15, 15-30, 30-45, 45-60. b) Calculate the relative frequency and percentage frequency for all classes. c) For what percentage of the hours in this sample was the number of orders more than 36?
Graphical presentation of data Qualitative/categori cal (Single value class ( Bar chart & Pie chart Quantitative data (Multi value Class ( Histograms & Polygon & Ogive

Subscribe to view the full document.

Pie Chart the size of each slice of a pie (circle) is proportional to the class relative frequency.
• Fall '17
• Nasser

{[ snackBarMessage ]}

"Before using Course Hero my grade was at 78%. By the end of the semester my grade was at 90%. I could not have done it without all the class material I found."
— Christopher R., University of Rhode Island '15, Course Hero Intern

What students are saying

• As a current student on this bumpy collegiate pathway, I stumbled upon Course Hero, where I can find study resources for nearly all my courses, get online help from tutors 24/7, and even share my old projects, papers, and lecture notes with other students.

Kiran Temple University Fox School of Business ‘17, Course Hero Intern

• I cannot even describe how much Course Hero helped me this summer. It’s truly become something I can always rely on and help me. In the end, I was not only able to survive summer classes, but I was able to thrive thanks to Course Hero.

Dana University of Pennsylvania ‘17, Course Hero Intern

• The ability to access any university’s resources through Course Hero proved invaluable in my case. I was behind on Tulane coursework and actually used UCLA’s materials to help me move forward and get everything together on time.

Jill Tulane University ‘16, Course Hero Intern