MATLAB: An Introduction with Applications
6th Edition
ISBN: 9781119256830
Author: Amos Gilat
Publisher: John Wiley & Sons Inc
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- Construct a frequency distribution for the given data set using 6 classes. In the table, include the midpoints, relative frequencies, and cumulative frequencies. Which class has the greatest frequency and which has the least frequency? 269 258 331 447 408 358 Amount (in dollars) spent on books for a semester 84 482 511 430 508 446 158 50 485 269 412 395 95 304 403 87 405 381 320 245 473 87 315 C Complete the table, starting with the lowest class limit. Use the minimum data entry as the lower limit of the first class. (Type integers or decimals. Round the class limits to the nearest whole number. Round all other values to the nearest thousandth as needed.) Relative Cumulative Frequency Class 50-126 Frequency 75 Midpoint 88 Frequency 75 Clear all Check answerarrow_forwardThe heights (to the nearest inch) of 30 males are shown below. Construct a frequency distribution and a frequency histogram of the data using 5 classes. Describe the shape of the histogram as symmetric, uniform, negatively skewed, positively skewed, or none of these. 67 76 70 68 72 68 65 63 76 69 66 72 66 66 69 73 62 62 71 73 70 72 71 65 68 66 74 72 68 69 ... Question content area right Part 1 Construct a frequency distribution of the data using 5 classes. Use the minimum data entry as the lower limit of the first class. Use the smallest whole number class width possible. Class Frequency Midpoint enter your response here –enter your response here enter your response here enter your response here enter your response here –enter your response here enter your response here enter your response here enter your…arrow_forwardThe data represent the age of world leaders on their day of inauguration. Find the five-number summary, and construct a boxplot for the data. Comment on the shape of the distribution. draw the correct boxplot of the data given Whats the correct description of the shape of the distribution.arrow_forward
- State whether you would expect this distribution to be symmetric, left-skewed, orright-skewed, and briefly explain: ages of people obtaining a driver’s license for the firsttime.arrow_forwardThe average fruit fly will lay 389 eggs into rotting fruit. A biologist wants to see if the average will be fewer for flies that have a certain gene modified. The data below shows the number of eggs that were laid into rotting fruit by several fruit flies that had this gene modified. Assume that the distribution of the population is normal. 358, 388, 362, 382, 371, 385, 384, 393, 403, 389, 405 What can be concluded at the the a = 0.10 level of significance level of significance? a. For this study, we should use Select an answer b. The null and alternative hypotheses would be: Ho? Select an answer♥ H₁ PS Select an answer c. The test statistic ? (please show your answer to 3 decimalarrow_forwardThe average fruit fly will lay 377 eggs into rotting fruit. A biologist wants to see if the average will be greater for flies that have a certain gene modified. The data below shows the number of eggs that were laid into rotting fruit by several fruit flies that had this gene modified. Assume that the distribution of the population is normal. 367, 374, 364, 388, 407, 369, 375, 362, 403, 383, 381, 391, 371 What can be concluded at the the αα = 0.10 level of significance level of significance? The test statistic = (please show your answer to 3 decimal places.) The p-value = (Please show your answer to 4 decimal places.)arrow_forward
- A set of five different whole numbers are arranged in order from smallest to largest. The firstand last numbers are decreased by one. Which measure of spread for the set could thischange?a. The range. c. The standard deviation.b. The median. d) all of the abovearrow_forwardConstruct a frequency distribution for the given data set using 6 classes. In the table, include the midpoints, relative frequencies, and cumulative frequencies. Which class has the greatest frequency and which has the least frequency? Amount (in dollars) spent on books for a semester 166 345 151 424 406 353D 94 407 95 125 516 525 336 199 256 317 286 473 156 126 59 501 144 42 443 218 40 488 427 Complete the table, starting with the lowest class limit. Use the minimum data entry as the lower limit of the first class. (Type integers or decimals. Round the class limits to the nearest whole number. Round all other values to the nearest thousandth as needed.) Cumulative Relative Frequency Frequency Midpoint Frequency Classarrow_forwardThe acccompanying data set lists the retirement ages for 24 doctors. Use the data to construct a cumulative frequency distribution using six classes and to create an ogive for the data set. Then describe the location of the greatest increase in frequency. Click the icon to view the data set. Complete the cumulative frequency distribution table below. Use the minimum data entry as the lower limit of the first class. Cumulative Class Frequency Frequency Data table Retirement Ages of 24 Doctors 53 52 59 55 56 79 61 61 63 62 63 67 66 69 69 67 68 69 50 65 70 74 71 74arrow_forward
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