Questions from Business Statistics

Q: A fruit juice company sells a glass container filled with 24 ounces

A fruit juice company sells a glass container filled with 24 ounces of cranapple juice. Inspectors are concerned about the consistency of volume of fill in these containers. Every two hours for three...

Q: A manufacturing company produces cylindrical tubes for engines that are specified to

A manufacturing company produces cylindrical tubes for engines that are specified to be 1.20 centimeters thick. As part of the company’s statistical quality control effort, random sa...

Q: A manufacturer produces digital watches. Every two hours a sample of

A manufacturer produces digital watches. Every two hours a sample of six watches is selected randomly to be tested. Each watch is run for exactly 15 minutes and is timed by an accurate, precise timing...

Q: A food-processing company makes potato chips, pretzels, and

A food-processing company makes potato chips, pretzels, and cheese chips. Although its products are packaged and sold by weight, the company has been taking sample bags of cheese chips and counting th...

Q: A toy-manufacturing company has been given a large order for

A toy-manufacturing company has been given a large order for small plastic whistles that will be given away by a large fast-food hamburger chain with its kid’s meal. Seven random sam...

Q: When you use the data gathered from a sample to generate statistics

When you use the data gathered from a sample to generate statistics to reach conclusions about the population from which the sample was taken, you are performing __________. a) Descriptive statistics...

Q: If the sample variance of a dataset of size 8 is 2

If the sample variance of a dataset of size 8 is 2.57, what is the population variance if considering the same dataset to be a population? a) 2.57 b) 2.28 c) 1.60 d) 1.5 24. If the sample standard dev...

Q: The method of assigning probabilities based on the laws and rules pertaining

The method of assigning probabilities based on the laws and rules pertaining to an experiment is called the __________. a) Experimental method b) Classical method c) Relative frequency of occurrence m...

Q: A fair coin is tossed 4 times and the events A and

A fair coin is tossed 4 times and the events A and B are defined as follows: A: {At least More than 2 heads is observed} B: {The number of heads is odd} Use the knowledge of marginal, union, intersect...

Q: Fifty percent of all technical assistants would like to have a PC

Fifty percent of all technical assistants would like to have a PC. Eighty percent of all technical assistants would like to have MAC. Fourty-five percent of all technical assistants would like to have...