Here are student scores on a history quiz. Find the 80th percentile.
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Problem-50: Measures of Central Tendency and Dispersion in Frequency Distributions
Problems: Measures of Central Tendency and Dispersion in Frequency Distributions
Problem-01: Measures of Central Tendency and Dispersion in Frequency Distributions
The frequency distribution below represents the weights in pounds of a sample of packages carried la...
Problem-02: Measures of Central Tendency and Dispersion in Frequency Distributions
Davis Furniture Company has a revolving credit agreement with the fast National Bank. The loan showe...
Problem-03: Measures of Central Tendency and Dispersion in Frequency Distributions
Child-Care Community Nursery is eligible for a county social services grant as long as the average a...
Problem-04: Measures of Central Tendency and Dispersion in Frequency Distributions
Child-Care Community Nursery can continue to be supported by the county social services office as lo...
Problem-05: Measures of Central Tendency and Dispersion in Frequency Distributions
These data represent the ages patients admitted to a small hospital on February 28, 1996.
Constru...
Problem-06: Measures of Central Tendency and Dispersion in Frequency Distributions
The Frequency distributions below represents the time in seconds needed to serve a sample of custome...
Problem-07: Measures of Central Tendency and Dispersion in Frequency Distributions
The owner of pest R Us in interested in building a new store. The owner will build if the average nu...
Problem-08: Measures of Central Tendency and Dispersion in Frequency Distributions
A Cosmetics manufacturer recently purchased a machine to fill 3-ounce cologne bottles. To test the a...
Problem-09: Measures of Central Tendency and Dispersion in Frequency Distributions
The production manager of Hinton Press is determining the average time needed to photograph one prin...
Problem-10: Measures of Central Tendency and Dispersion in Frequency Distributions
National Tire Company holds reserve funds in short-term marketable securities. The ending daily bala...
Problem-11: Measures of Central Tendency and Dispersion in Frequency Distributions
M. T. Smith travels the eastern United States as a sales representative for a textbook publisher. Sh...
Problem-12: Measures of Central Tendency and Dispersion in Frequency Distributions
Lillian Tyson has been the chairperson of the country library committee for 10 years. She contends t...
Problem-13: Measures of Central Tendency and Dispersion in Frequency Distributions
Dave’s Giveaway Store advertises, “If our average prices are not equal or lower than everyone else’s...
Problem-14: Measures of Central Tendency and Dispersion in Frequency Distributions
Bennett Distributions Company, a subsidiary of a major appliance manufacture, is forecasting regiona...
Problem-15: Measures of Central Tendency and Dispersion in Frequency Distributions
A professor has decided to use a weighted average in figuring final grades for this seminar students...
Problem-17: Measures of Central Tendency and Dispersion in Frequency Distributions
Keyes Home Furnishings ran six local newspaper advertisements during December.
Problem-18: Measures of Central Tendency and Dispersion in Frequency Distributions
The Nelson Window Company has manufacturing plants in five U.S. cities Orlando, Minneapolis, Dallas,...
Problem-19: Measures of Central Tendency and Dispersion in Frequency Distributions
The U.S. Postal Services handles seven basic types of letters and cards: third class, second class, ...
Problem-20: Measures of Central Tendency and Dispersion in Frequency Distributions
Matthews, Young and Associates, a management consulting firm, has four types of professionals on its...
Problem-21: Measures of Central Tendency and Dispersion in Frequency Distributions
The Growth in bad-debt expense for Johnston Office Supply Company over the last few follows. Calcula...
Problem-22: Measures of Central Tendency and Dispersion in Frequency Distributions
Realistic Stereo Shops market up its merchandise 35 percent above the cost of its latest additions t...
Problem-23: Measures of Central Tendency and Dispersion in Frequency Distributions
Hayes Textiles has shown the following percentage increase in net worth over the last 5 years.
Problem-24: Measures of Central Tendency and Dispersion in Frequency Distributions
Micro swift, the U.S.- based computer software giant, has posted an increase in net worth during 7 o...
Problem-25: Measures of Central Tendency and Dispersion in Frequency Distributions
The Birch Company, a manufacturer of electrical circuit boards, has manufactured the following numbe...
Problem-26: Measures of Central Tendency and Dispersion in Frequency Distributions
Bob Headen is calculating the average growth factor for this stereo store over the last 6 years. Usi...
Problem-27: Measures of Central Tendency and Dispersion in Frequency Distributions
Over a 3 week period, a store owner purchased $120 worth of acrylic sheeting for new display cases i...
Problem-29: Measures of Central Tendency and Dispersion in Frequency Distributions
Industrial Suppliers, Inc., Keeps records on the cost of processing a purchase order. Over the last ...
Problem-30: Measures of Central Tendency and Dispersion in Frequency Distributions
A sociologist has been studying the yearly changes in the number of convicts assigned to the largest...
Problem-31: Measures of Central Tendency and Dispersion in Frequency Distributions
Swifty Markets compares prices charged for identical items in all its food stores. Here are the pric...
Problem-32: Measures of Central Tendency and Dispersion in Frequency Distributions
For the following frequency distributions, determine
Problem-33: Measures of Central Tendency and Dispersion in Frequency Distributions
Meridian Trucking maintains mileage records on all of its rolling equipment. Here are weekly mileage...
Problem-34: Measures of Central Tendency and Dispersion in Frequency Distributions
The North Carolina Consumers Bureau has conducted a survey of cable television providers in the stat...
Problem-35: Measures of Central Tendency and Dispersion in Frequency Distributions
For the following frequency distributions,
Problem-36: Measures of Central Tendency and Dispersion in Frequency Distributions
The following data represent weights of gamefish caught on the charter boat Slickdrifter:
Problem-39: Measures of Central Tendency and Dispersion in Frequency Distributions
If insurance claims for automobile accidents follow the distributions given, determine the median us...
Problem-40: Measures of Central Tendency and Dispersion in Frequency Distributions
A researcher obtained the following answers to a statement on an evaluation survey: strongly disagre...
Problem-41: Measures of Central Tendency and Dispersion in Frequency Distributions
Here are the ages in years of the cars worked on by the Village Autohaus last week:
Problem-42: Measures of Central Tendency and Dispersion in Frequency Distributions
The ages of a sample of the students attending Sandhills Community College this semester are:
Problem-43: Measures of Central Tendency and Dispersion in Frequency Distributions
A librarian polled 20 different people as they left the library and asked them how many books they c...
Problem-44: Measures of Central Tendency and Dispersion in Frequency Distributions
The ages of residents of Twin Lakes Retirement Village have this frequency distribution:
ClassFrequ...
Problem-45: Measures of Central Tendency and Dispersion in Frequency Distributions
What are the modal values for the following distributions?
Problem-46: Measures of Central Tendency and Dispersion in Frequency Distributions
The numbers of apartments in 27 apartment complexes in Cary, North Carolina, are given below.
Problem-47: Measures of Central Tendency and Dispersion in Frequency Distributions
Estimate the mode for the distribution given are given below
Problem-48: Measures of Central Tendency and Dispersion in Frequency Distributions
The number of solar heating systems available to the public is quite large and their heat-storage ca...
Problem-49: Measures of Central Tendency and Dispersion in Frequency Distributions
Ed Grant is the director of the Student Financial Aid Office at Wilderness College. He has used avai...
Problem-50: Measures of Central Tendency and Dispersion in Frequency Distributions
Here are student scores on a history quiz. Find the 80th percentile.
Problem-51: Measures of Central Tendency and Dispersion in Frequency Distributions
The Casual Life Insurance Company is considering purchasing a new fleet of company cars. The financi...
Problem-52: Measures of Central Tendency and Dispersion in Frequency Distributions
For the following data, compute the interquartile range.
Problem-53: Measures of Central Tendency and Dispersion in Frequency Distributions
For the sample that follows, compute the.
Problem-54: Measures of Central Tendency and Dispersion in Frequency Distributions
Here are the high temperature readings during June 1995 in Phonix, arizona. Find the 70th percentile...
Problem-55: Measures of Central Tendency and Dispersion in Frequency Distributions
These are the total fares (in dollars) collected Tuesday by the 20 taxis belonging to City Transit, ...
Problem-56: Measures of Central Tendency and Dispersion in Frequency Distributions
Redi-Mix Incorporated kept the following record of time (to the nearest 100th of a minute) its truck...
Problem-57: Measures of Central Tendency and Dispersion in Frequency Distributions
Warlington Appliances has developed a new combination blender-crock-pot. In a marketing demonstratio...
Problem-58: Measures of Central Tendency and Dispersion in Frequency Distributions
MacroSwift has decided to develop a new software program designed for CEOs and other high-level exec...
Problem-59: Measures of Central Tendency and Dispersion in Frequency Distributions
The New Mexico State Highway Department is charged with maintaining all state roads in good conditio...