Comparing measures of center and variationThe salaries of the employees at four companies are summarized below. Answer the questions about thCompany A: The mean salary is $28,000 and the range of salaries is $56,000.Company B: The mean salary is $29,000 and the range of salaries is $57,000.Company C: The mean salary is $26,000 and the range of salaries is $60,000.Company D: The mean salary is $31.000 and the range of salaries is $53,000.(a) Based on the information above, which company's salaries have the least variability?OCompany AO Company BO Company CCompany D(b) Based on the information above, which company has the lowest salaries on average?O Company AO Company BO Company CO Company DplanationCheckO 202DELL

For the given data Select the correct choice

Answered: The salaries of the employees at four…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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We are going to calculate the mean, median, and mode for two sets of data. Please show your answer to one decimal place if necessary.Here is the first data set. 48 78 53 22 45 42 61 97 87 22 54 what is the mean (¯xx¯) of this data set? What is the median of this data set? What is the mode of this data set? Here is the second data set. 49 84 44 89 74 26 80 39 92 49 What is the mean (¯xx¯) of this data set? What is the median of this data set? What is the mode of this data set?
Joselyn hopes to receive a grade of B or better in her statistics class. Currently she has scored 75, 83, and 81 on her three in-class tests and also has a homework average of 88. Her professor calculates the class grade by finding the mean of five grades: three in-class tests, the homework average and the final exam. What is the minimum score Joselyn must earn on the final exam to have a class grade (mean) of 80? A. 67 B. 95 C. 70 D. 73
Given the following list of data, find the median. 22,33,17,8,17,29,18,13,26,28
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We are going to calculate the mean, median, and mode for two sets of data. Please show your answer to one decimal place if necessary. Here is the first data set. 68 71 38 27 51 47 40 66 38 97 69 a. what is the mean (T) of this data set? b. What is the median of this data set? c. What is the mode of this data set? Here is the second data set. 97 71 80 29 71 55 d. What is the mean (T) of this data set? e. What is the median of this data set? f. What is the mode of this data set? 44 76 68 56
6. Find the mean, median, and mode for each set of data. a. 80 90 100 110 110 140 b. 10 90 100 110 110 210 c. How do your answers for parts (a) and (b) differ (or agree)? Why?
According to the Department of Commerce, the mean and median prices of new houses sold in the United States in 1989 were $129,900 and 159,000. Which of these numbers is most likely the mean and which is the median?
Q.2) A manager at the delivery company recorded the mean and median delivery cost, but unfortunately lost the paper on which the values were recorded. However, the manager can remember that one value was about $4.00 and the other was about $4.40. Which value is the mean and which is the median? i. $4.00 is the mean and $4.40 is the median. ii. ii. $4.40 is the mean and $4.00 is the median. iii. It's impossible to tell which is which. 111. Q.3) Which of the following sets of four numbers has the largest standard deviation? (а) 100, 101, 102, 103 (b) 7, 8, 9, 10 (с) 5, 5, 5, 5 (d) 0, 1, 2, 3 (e) 0, 0, 10, 10
If the median of a data set is 134 and the mean is 177, which of the following is most likely?
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Winston has just gone grocery shopping. The mean cost for each item in his bag was $3.48. He bought a total of 9 items, and the prices of 8 of those items are listed below: $2.75,$4.06,$3.16,$3.92,$4.29,$2.77,$3.01,$4.57 Determine the price of the 9th item in his bag.

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