MATH 225N Week 3 Assignment: Standard Deviation
- Question: which of the following lists of data has the smallest standard deviation?
- Question: which of the following lists of data has the smallest standard deviation?
- Question: The data below are the daily average high temperature C for the six days of winter in a certain city from 1990 to 1995. What is the sample variance of these temperatures?
- Question: Using the following set of data (the same as in the previous problem). Find the sample standard deviation of the daily average high temperatures?
- Question: Which of the data sets … by the following histograms has the smallest standard deviation?
- Question: which of the following lists of data has the smallest standard deviation?
- Question: A company is … to know the variation in yearly sales amount for all 5 sales people in the company. The dataset … below is the sales amount sold by the 5 sales people in the company (… in thousands of dollars). Find the variance for this dataset?
- Question: The following data values represent the daily amount spent by a family during a 7-day summer vacation. Find the population standard deviation of this dataset. (round your answer to 1 decimal place)?
- Question: The following frequency table summarizes a set of data. What is the five number summary?
- Question: Based on the box and whisker plot from the solution above, what is the interquartile range of the data|?
- Question: Given the following list of data, what is the five number summary?
- Question: Given the following frequency table of data, what is potential outlier?
- Question: Given the following list of data, what is the five number summary?
- Question: The following frequency table summarizes a set of data, what is the five number summary?
- Question: The five number summary for a set of data is … below. What is the interquartile range of the set of data?
MATH 225N Week 3 Assignment: Standard Deviation
- Question: A large company is … to know the variation in yearly sales for its salespeople. The dataset shown below is the yearly sales for a sample of 5 salespeople (expressed in thousands of dollars): 40, 60, 65, 70, 80 Find the variance for this dataset.
- Question: The data below are the monthly average high temperatures for November, December, January, and February in New York City from the Country Studies/Area Handbook Series … by the U.S. Department of the Army between 1986 and 1998. What is the sample standard deviation? 54,42,40,40
- Question: Which of the following lists of data has the smallest standard deviation? Select the correct answer below:
- Question: Which of the data sets … by the following histograms has the smallest standard deviation? Select the correct answer below:
- Question: Which of the following lists of data has the largest standard deviation? Select the correct answer below:
- Question: Which of the following lists of data has the largest standard deviation? Select the correct answer below:
- Question: A company is … to know the variation in yearly sales amount for all 5 salespeople in the company. The dataset shown below is the sales amount sold by the 5 salespeople in the company (… in thousands of dollars): 40,60,65,70,80
- Question: The following data values represent the daily amount spent by a family during a 7 day summer vacation. Find the sample standard deviation of this dataset: $96, $125, $80, $110, $75, $100, $121
- Question: Given a sample variance of 6, what is the approximate sample standard deviation? Select the correct answer below:
- Question: The following dataset represents the pulse rate from a sample of football players ona football team. Find the standard deviation of the dataset, and round your answer to one decimal place. 66, 70, 75, 80, 84
- Question: The following data values represent the daily amount spent by a family during a 7 day summer vacation. Find the population standard deviation of this dataset: $96, $125, $80, $110, $75, $100, $121
- Question: Find the sample variance of the following set of data: 6, 12, 11, 11.
- Question: Using the following set of data (the same as in the previous problem), find the sample standard deviation: 6, 12, 11, 11. The sample variance of this data set is 7.3.
- Question: Find the sample variance of the following set of data: 5, 13, 9, 10, 5, 12
- Question: Using the following set of data (the same as in the previous problem), find the sample standard deviation: 5, 13, 9, 10, 5, 12. The sample variance of this data set is 11.6.
- Question: Find the sample variance of the following set of data: 9, 12, 9, 14, 6
- Question: Using the following set of data (the same as in the previous problem), find the sample standard deviation: 9, 12, 9, 14, 6
- Question: Find the sample variance of the following set of data: 10, 3, 10, 3, 9.
- Question: Using the following set of data (the same as in the previous problem), find the sample standard deviation: 10, 3, 10, 3, 9.
