The number of hospital beds in a sample of 20 hospitals is shown below.Construct a frequency distribution and a frequency histogram for the data setusing 5 classes. Describe the shape of the histogram as symmetric, uniform,negatively skewed, positively skewed, or none of these.165 130 127 184 162 171 223 145209 152 255 260 246 297 134 203170190***Construct a frequency distribution for the data set using 5 classes.(Type whole numbers.)Class Frequency127-161162-196197-231232-266267-301134182

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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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Consider the following ordered data. 4 7 7 8 9 9 10 11 12 Find the low, Q1, median, Q3, and high Find the interquartile range
II On Friday night, the owner of Chez Pierre in downtown Chicago noted the amount spent for dinner for 28 four-person tables. 95 103 109 114 113 107 10 OLT 104 08 134 124 105 84 176 115 69 68 95 108 61 091 87 128 95 61 150 52 136 E Click here for the Excel Data File (a) Find the mean, median, and mode. (Round your answers to 2 decimal places.) Descriptive Statistics Data Count Mean Median Mode (b) Are the data symmetric or skewed? If skewed, which direction? O Symmetric O Skewed left O Skewed right Graw 11!H < Prev 10 of 19 ....... 2 Type here to search < įXƏN
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435 507 448 435 463 440 448 413 432 458 473 465 428 472 439 a. Summarize the data on femur lengths in a frequency table. Use class intervals that start at 400 and have width 20. b. Add a column to your table from part (a) for the relative frequencies. c. Draw a histogram that represents your frequency table. (Use either frequency or relative frequency for the vertical axis.)
NHL Assists and Total Points A random sample of scoring leaders from the National Hockey League (NHL) showed the following numbers of assists and total points. Based on these data, can it be concluded that there is a significant relationship between the two? Draw the scatter plots for the variables. Assists 59 68 44 65 67 69 Total points 109 101 95 94 91 89
Create a frequency give for the frequency distribution using the chart for reference.
Researchers wondered whether the size of a person's brain was related to the individual's mental capacity. They selected a sample of 5 females and 5 males and measured their MRI image pixel counts and IQ scores. Females Males MRI IQ MRI IG The data is reported to the right. Complete parts (a) through (d) below 139 858,472 140 955,003 935,494 924,059 1.079.550 1,001.121 Click the icon to view the critical values table. 991,305 138 141 857,782 833,868 790,619 133 135 132 141 135 140 AMRI 1,080,000- AIO 145 AIO 145- AMRI 1,080,000 780,000 130 130 780,000 130 780,000 780,000 130 1,080,000 145 1,080,000 MRI 145 MRI (b) Compute the linear correlation coefficient between MRI count and IQ. Are MRI count and IQ linearly related? Select the correct choice below and, if necessary, fill in the answer box to complete your choice. (Round to three decimal places as needed.) A. Yes, MRI count and IQ are linearly related since the linear correlation coefficient is O B. No. MRI count and IQ are not…
a3- Calculate Median and Mode from the following data: Class 20-24 25-29 30-34 35-39 40-44 45-49 50-54 55-59 60-64 Interval Frequency 222 405 508 520 525 490 457 416 166
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Is the variable(foot print) below normally distributed or skewed? If skewed, indicate the direction. male shoe print #1 32.2 #2 30.1 #3 29.0 #4 31.8 #5 29.4
Refer to the following set of data. 42 45 32 27 38 12 32 18 40 22 The difference between the median and the mode is

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ncy distribution and a frequency histogram for the data set escribe the shape of the histogram as symmetric, uniform, positively skewed, or none of these. 130 127 184 162 171 223 152 255 260 246 297 ... 145 134 203 134 E 182