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1. In a frequency distribution, the last cumulative frequency is 500. Third quartile must lie in what data item a. 275th item c. 125th item b. d. 375th item Cannot be determined

1. In a frequency distribution, the last cumulative frequency is 500. Third quartile must lie in what data item a. 275th item c. 125th item b. d. 375th item Cannot be determined

MATLAB: An Introduction with Applications
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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II. Basic Statistics and Descriptive Statistics 1. In a frequency distribution, the last cumulative frequency is 500. Third quartile must lie in what data item 275th item 125th item a b. Cannot be determined 375th item C. d. 2. A study is performed to investigate the expiration of an innovative alternative sweetener to be offered in the market. The sweeteners are stored until they are expired. The following data were obtained: 12 months 11.5 months 11.75 months 12.25 months 12 months 11 months 11.25 months If for instance a consumer get one pack of sweetener and that person observed that it lasted only for only 3 quarters, how many standard deviation units is this figure from the mean expiration duration? a. 5.95 b. -5.95 c. -19.29 d. 19.29 a. Boxplot b. Column Chart 3. If you are conducting market survey, this graphical display is commonly used to represent the tally of respondents from your target market which is less than 30 (ungrouped data). What is this chart? 00 c. Frequency Polygon d. Ogive
Transcribed Image Text:II. Basic Statistics and Descriptive Statistics 1. In a frequency distribution, the last cumulative frequency is 500. Third quartile must lie in what data item 275th item 125th item a b. Cannot be determined 375th item C. d. 2. A study is performed to investigate the expiration of an innovative alternative sweetener to be offered in the market. The sweeteners are stored until they are expired. The following data were obtained: 12 months 11.5 months 11.75 months 12.25 months 12 months 11 months 11.25 months If for instance a consumer get one pack of sweetener and that person observed that it lasted only for only 3 quarters, how many standard deviation units is this figure from the mean expiration duration? a. 5.95 b. -5.95 c. -19.29 d. 19.29 a. Boxplot b. Column Chart 3. If you are conducting market survey, this graphical display is commonly used to represent the tally of respondents from your target market which is less than 30 (ungrouped data). What is this chart? 00 c. Frequency Polygon d. Ogive
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