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6. + Question Details The data below indicate the contamination in parts per ilin in each...
The data below indicate the contamination in parts per million in each of 50 samples of...
The data below indicate the contamination in parts per million in each of 50 samples of drinking water at a specific location. hw1_q6a a) What is the first quartile of the data? b)What is the third quartile of the data? c)What is the median of the data? d)What is the mean of the data? Give your answer to three decimal places e)Values that are greater than Q3 + 1.5 IQR or less than Q1 - 1.5 IQR are typically considered...
Data: contamination 418 396 400 404 398 413 411 403 410 393 384 415 421 391...
Data:
contamination
418
396
400
404
398
413
411
403
410
393
384
415
421
391
398
408
384
396
410
388
406
407
422
422
2321
415
388
426
394
415
411
410
396
426
422
404
414
410
410
401
392
396
415
409
384
426
402
396
392
4066. + Question Details My Notes Ask Your Teache 0 The data below indicate the contamination in parts per million in each of 50 samples of drinking water at...
The following data were collected as part of a study of coffee consumption among medical students....
The following data were collected as part of a study of coffee consumption among medical students. The following reflect cups per day consumed: 3 4 6 8 2 1 0 2 First, put the data in order from lowest to highest: 0, 1, 2, 2, 3, 4, 6, 8 This will help you to find the median and the quartiles! 1) Compute the sample mean and round to one decimal place (see page 100). ____ 2) Compute the sample median...
The following data were collected as part of a study of coffee consumption among medical students....
The following data were collected as part of a study of coffee consumption among medical students. The following reflect cups per day consumed: First, put the data in order from lowest to highest: 0, 1, 2, 2, 3, 4, 6, 8 This will help you to find the median and the quartiles! 1) Compute the sample mean and round to ane decimal place (see page 100 2) Compute the sample median and round to one decimal place (see page 88)....
Tanya is investigating the daily mean windspeeds in Leeming. 1 The grouped frequency table below summarises...
Tanya is investigating the daily mean windspeeds in Leeming. 1 The grouped frequency table below summarises the daily mean windspeeds in Leeming from 22nd September to 31st October 1987. Windspeed (nearest kn) Frequency 0-4 17 5 -8 14 9-12 13-18 a) Tanya says that the class width of the 5 -8 category is 3 kn. Explain why she is not correct. b) Use the data to estimate the lower quartile (Q), upper quartile (Q,) and interquartile range (IQR) for the...
6). a.b. The accompanying data represent the miles per gallon of a random sample of cars...
6).
a.b.
The accompanying data represent the miles per gallon of a random sample of cars with a three-cylinder, 1.0 liter engine. (a) Compute the z-score corresponding to the individual who obtained 43.7 miles per gallon. Interpret this result. (b) Determine the quartiles. (c) Compute and interpret the interquartile range, IQR. (d) Determine the lower and upper fences. Are there any outliers? E Click the icon to view the data. (a) Compute the z-score corresponding to the individual who obtained...
Use the data in BUSI1013 Chase Dataset.xlsx to answer these questions: (16 points) What is the...
Use the data in BUSI1013 Chase Dataset.xlsx to answer these questions: (16 points) What is the sample mean of the variable Income? What is the sample median the variable Income? Find the range of Income. Find the sample standard deviation of Income. Compute the first and third quartile of Income What is the IQR for Income? Give the five-number summary for Income. Use the IQR rule to determine whether there are outliers for income here is the link to the...
Instructions and Grading Question 1. (3 points total) Below is a histogram of the salaries of...
Instructions and Grading Question 1. (3 points total) Below is a histogram of the salaries of the New York Yankees baseball team in 2011. Use the histogram to answer the following questions. Provided are some summary statistics of the data set. Standard Median Q1 Deviation Minimum Max Mean 03 $414,000 $32,000,000 $6,756,301 $8,468,058 $2,100,000 $559,625 $10,000,000 (1 point) Describe the histogram, commenting on the shape, center and overall spread. (Do your best at estimating what the center would be) a)...
Instructions and Grading Question 1. (3 points total) Below is a histogram of the salaries of...
Instructions and Grading Question 1. (3 points total) Below is a histogram of the salaries of the New York Yankees baseball team in 2011. Use the histogram to answer the following questions. Provided are some summary statistics of the data set. Standard Median Q1 Deviation Minimum Max Mean 03 $414,000 $32,000,000 $6,756,301 $8,468,058 $2,100,000 $559,625 $10,000,000 (1 point) Describe the histogram, commenting on the shape, center and overall spread. (Do your best at estimating what the center would be) a)...
True False 3.33333 points QUESTION 9 In a numerical batch of data the standard deviation can...
True False 3.33333 points QUESTION 9 In a numerical batch of data the standard deviation can never be larger then the range? True False 3.33333 points QUESTION 10 A distribution of data that is positively skewed is left skewed? True False :33333 points QUESTION 11 In a numerical batch of data the value of "Q3" can never be smaller than the value of "Q1"? True False 3.33333 points QUESTION 12 A batch of numerical data can only have one mode?...
Data:
contamination
418
396
400
404
398
413
411
403
410
393
384
415
421
391
398
408
384
396
410
388
406
407
422
422
2321
415
388
426
394
415
411
410
396
426
422
404
414
410
410
401
392
396
415
409
384
426
402
396
392
4066. + Question Details My Notes Ask Your Teache 0 The data below indicate the contamination in parts per million in each of 50 samples of drinking water at...
The following data were collected as part of a study of coffee consumption among medical students. The following reflect cups per day consumed: First, put the data in order from lowest to highest: 0, 1, 2, 2, 3, 4, 6, 8 This will help you to find the median and the quartiles! 1) Compute the sample mean and round to ane decimal place (see page 100 2) Compute the sample median and round to one decimal place (see page 88)....
Tanya is investigating the daily mean windspeeds in Leeming. 1 The grouped frequency table below summarises the daily mean windspeeds in Leeming from 22nd September to 31st October 1987. Windspeed (nearest kn) Frequency 0-4 17 5 -8 14 9-12 13-18 a) Tanya says that the class width of the 5 -8 category is 3 kn. Explain why she is not correct. b) Use the data to estimate the lower quartile (Q), upper quartile (Q,) and interquartile range (IQR) for the...
6).
a.b.
The accompanying data represent the miles per gallon of a random sample of cars with a three-cylinder, 1.0 liter engine. (a) Compute the z-score corresponding to the individual who obtained 43.7 miles per gallon. Interpret this result. (b) Determine the quartiles. (c) Compute and interpret the interquartile range, IQR. (d) Determine the lower and upper fences. Are there any outliers? E Click the icon to view the data. (a) Compute the z-score corresponding to the individual who obtained...
Instructions and Grading Question 1. (3 points total) Below is a histogram of the salaries of the New York Yankees baseball team in 2011. Use the histogram to answer the following questions. Provided are some summary statistics of the data set. Standard Median Q1 Deviation Minimum Max Mean 03 $414,000 $32,000,000 $6,756,301 $8,468,058 $2,100,000 $559,625 $10,000,000 (1 point) Describe the histogram, commenting on the shape, center and overall spread. (Do your best at estimating what the center would be) a)...
Instructions and Grading Question 1. (3 points total) Below is a histogram of the salaries of the New York Yankees baseball team in 2011. Use the histogram to answer the following questions. Provided are some summary statistics of the data set. Standard Median Q1 Deviation Minimum Max Mean 03 $414,000 $32,000,000 $6,756,301 $8,468,058 $2,100,000 $559,625 $10,000,000 (1 point) Describe the histogram, commenting on the shape, center and overall spread. (Do your best at estimating what the center would be) a)...
True False 3.33333 points QUESTION 9 In a numerical batch of data the standard deviation can never be larger then the range? True False 3.33333 points QUESTION 10 A distribution of data that is positively skewed is left skewed? True False :33333 points QUESTION 11 In a numerical batch of data the value of "Q3" can never be smaller than the value of "Q1"? True False 3.33333 points QUESTION 12 A batch of numerical data can only have one mode?...
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