FOR MIKE BAYVILLE: Business Analysis
To form a __________ we form a ratio between each frequency and the total number of scores in the set.


Please use the following to answer questions 23:
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What is the relative frequency of the 20–40 class?


What is the percent frequency of the 6080 class?


For Questions 47, use the following data:
The number of file conversions performed by a processor per day for 10 days was: 15, 27, 25, 28, 30, 31, 22, 25, 27, 29 What is the arithmetic mean of the data?


What is the trimmed mean of the data?


What is the median of the data?


What is the mode of the data?


Sample data on employee age for a large auto parts manufacturer are as follows:
What is the mean age of the employees?


A survey of the number of television sets per household in a city yielded the following results:
What is the trimmed mean of the number of televisions per household?


For questions 1013, use the following data:
13 29 41 60 89 14 26 53 7 14 What is the arithmetic mean of the data?




What is the variance of the data?


What is the standard deviation of the data?


A probability is always expressed as a value from:


Records at a high school indicate that each year for the past five years, 120 of the 1,500 students were absent on the first day of hunting season. What is the likelihood that a particular student will be absent on the first day of hunting season this year?


A study of a manufacturing process indicates that 120 of 6,000 units produced are defective. If a sampler selected 100 units, how many defective units would he expect to be present?


Six red balls and four blue balls are placed in a container. What is the probability that the first ball drawn from the container is blue?


Please answer questions 1819 using the following information:
What is the probability that a selected observation is between 40 and 50?


What is the probability that a selected observation is greater than 39, but less than 60?


Calculate the range, variance, and standard deviation of the following data set:
5, 5, 6, 6, 6, 8, 8, 8, 8, 10, 10, 11, 12, 12, 20

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