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ath 131-Statistics Spring 2019 Linked Marjana Aktar & I 1/20/19 5 1 Frequency Distributions for Organizing and Summarizing Data 2.1.15 represents the daily raintall (in inches) for one 0230 0445 The data Construct a frequency distribution beginning with a lower class limit 0 31 of 0.00 and use a class width of 0 20. Does the frequency distribution appear to be roughly a normall distribution 1 27 0.16 15 0 140 0.160550 o 01 002 024 0 14 Daily Rainta Daily Rainta 1 00-1 19 -040-059
Close Summarizing Data Objective: Summarize data in the fo. 6 of 13 (5 complete)v 2.1.16 3 corred Question Help Refer to the accompanying data set and use the 25 home voltage measurements to construct a frequency distribution with five classes Begin with a lower class limit of 127.0 volts, and use a class width of 0.2 volt. Does the result appear to have a normal distribution? Why or why not? Click the icon to view the data. Complete the frequency distribution below Voltage (volts)Frequency More Info Voltage Measurements From e Home 127.0 Home Home Home Ful Day (volts) Day (volts) Day (volts) Day (volts) data 1127.38 127 2 15 127.722127.9 set 2 127 19 1270 161277 23 1279 3 127.4 10 127.717 127824 127 3 4 127.7 111275 18 1272 25 1275 5 1279 12127 8 19 127.0 6 127.0 13 1275 20127.9 7 127.1 14 127221 127 6 Enter your answer in the edit fields and Pint part remaining
2.1 Frequency Distributions for Organizing and Summarizing Data Objective: Summarize data in the fo. 7of 13 (5 complete) Clos 3 corr Question Help Heights of statistics students were obtained by a teacher as part of an experiment conducted for the class. The last digit of those heights are listed below. Construct a frequency distribution with 10 classes. Based on the distribution, do the heights appear to be reported or actually measured? What can be said about the accuracy of the results? 0000000011223444555555555668899 Complete the frequency distribution below Last digit Frequency Last digit Frequency Type integers or decimals) Enter your answer in the edit fields and then ctick Check Answer 2 parts
2.1 Frequency Distributions for Organizing and Summarizing Data Objective: Summarize data in the fo..8 of 13 (5 complete) 2.1.19 3 correct Question Help * Construct one table that includes relative frequencies based on the frequency distributions shown below, then compare the amounts of tar in nonfiltered and filtered cigarettes. Do the cigarette filters appear to be effective? (Hint: The filters reduce the amount of tar ingested by the smoker.) EEB Click the icon to view the frequency distributions Complete the relative frequency table below. Frequency Distributions Tar (mg) (Nonfilitered) (Filtered) Relative Frequency Frequency Relative 2-7 8-13 14-19 % 20-25 26-31 32-37 Tar (mg) in Nonfiltered Tar (mg) in Filtered Cigarettes Frequency Cigarettes Frequency 14-19 20-25 26-31 32-37 38-43 8-13 14-19 20-25 13 14 Enter your answer in the edit fields and the PrintDone remaining
2.1 Frequency for and Distributions Organizing Close Summarizing Data Objective: Summarize data in the fo. 10 of 13 (5 complete) 2.1.24 3 correct Question Help Use the given categorical data to construct the relative frequency distribution. Natural births randomly selected from four hospitals in a highly populated region occurred on the days of the week (in the order of Monday through Sunday) with the frequencies 54, 64. 71, 55,59. 44, 53. O Does it appear that such births occur on the days of the week with equal frequency? Construct the relative trequency distribution. Relative Frequen Monday Tuesday Wednesday Thursday Friday Saturday Sunday Enter your answer in the edit ftields and then click Check Answer remaining
Math 131-Statistics Spring 2019 Linked 2.1 Frequency Distributions for Organizing and Summarizing Data 2.1.27-E Question Help set to construct a trequency distibution Use a class widtsh of 1 00 and begin wilth a lower class lenit of 0 00 Does t Use the detibation appear to be a normal distribution? 38 148 128 078 138 442 396 128 244 036 330 262 588 1.78 350 204 252 000 130 292 324 368 198 308 08 254 168 268 110 250 182 202 158 156 288 198 4 50 490 3 56 2.5 298 166 286 202 2.50 206 272 184 068 26 256 166 266 100 2 50 202 262 024 132 294 324 362 198 3 10 06 438 394 130 2 46 4 142 146 130 070 13 22 272 186 092 2 7 02 448 40 356 25 84 150 158 1 2 96 168 284 198 250 o not round
← ブ e . https://www.mathx.com Student PlayerPractice.aspx?chapterld-4&sid-2&objectiveld-1&singlestrue&closeUrl=https%3A%2FS Math 131-Statistics Spring 2019 Linked 2.1 Frequency Distributions for Organizing and Summarizing Data Objective: Summarize data in the format of a frequency distribution and a re 12 of 13 (5 complete) 2.1.RA-3 Fill in the blank helps us understand the nature of the distribution of a data set helps us understand the nature of the distribution of a data set
2.1.RA-5 Fill in the blank. distribution, the frequency of a class is replaced with a proportion or percent. In a In a V distribution, the frequency of a class is replaced with a parts
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