The following data give the prices of seven textbooks randomly selected from a university bookstore.$87 $172 $108 $125 $51 $156 $141a. Find the mean for these data. Calculate the deviations of the data values from the mean. Is the sum of these deviations zero?Mean = $ iDeviation from the mean for $172 = $ iSum of these deviations = $ib. Calculate the range, variance, and standard deviation. [Round your answers to 2 decimal places.]Range = $ iVariance =Standard deviation = $

Given data : 87 , 172 , 108 , 125 , 51 , 156 , 141

Answered: The following data give the prices of…

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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The following data are the incomes (in thousands of dollars) for a sample of 11 households. 75 84 112 74 104 81 90 94 144 a. Determine the mean, mode, median, range, and interquartile range (IQR). b. Calculate the variance and standard deviation. c. Construct a box-and-whisker plot for these data.
2. Find the range, variance and standard deviation of the following data. Write 1-2 sentences describing what the standard deviation tells you about the data. A sample of 15 people was asked how much change they had in their pockets and wallets. The responses are: 2, 30, 45, 6, 7, 23, 27, 31, 15, 18, 21, 11, 17, 20 and 26. *
With the extra data value, the range, standard deviation, and variance is?
The weights, in pounds, of packages on a delivery truck are shown in the stem-and-leaf plot. Find the mean, the median, and the mode of the data, if possible. If any measure cannot be found or does not represent the center of the data, explain why. ... OA. The mean is 0 36 1 0347 2 2333669 3 045556789 4 01346 5 5 Key: 30=30 Find the mean. Select the correct choice below and, if necessary, fill in the answer box to complete your choice. (Round to one decimal place as needed.) OB. The mean cannot be calculated because the sample size is too small. OC. The mean cannot be calculated because the data are at the nominal level of measurement. D. The mean cannot be calculated because there is an even number of data entries.
the table below shows the number of books the Jefferson Middle school students readeach month for nine months. Month Sept. Oct. Nov. Dec. Jan. Feb. Mar. Apr. May Number of Books 293 280 266 280 289 279 275 296 271 If the students read only 101 books for the month of June, which measure of central tendency will have the greatest change?A. The mean will have the greatest change.B. The median will have the greatest change.C. All measures will have an equal change.D. The mode will have the greatest change.
Hw.50.
A high school has 32 players on the football team. The summary of the players' weights is given in the box plot. What is the median weight of the players? 193 200 243 188 264 - 0o 150 160 170 180 190 200 210 220 230 240 250 260 270 00 Weight (in pounds) Answer O Tables E Keypad Keyboard Shortcuts pounds
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