What js the expected counts? LIonHelpA traffic safety company publishes reports about motorcycle fatalities and helmet use. In the first accompanying data table, the distribution shows the proportion offatalities by location of injury for motorcycle accidents. The second data table shows the location of injury and fatalities for 2064 riders not wearing a helmet. Completeparts (a) and (b) below.Click the icon to view the tables.Distribution of fatalities by location of injuryClick the icon to view the chi-square table of critical values.H,: The distribution of fatal injuries for riders not wearing a helmetFull data setCompute the expected counts for each fatal injury.Proportion of fatalities by location of injury for motorcycle accidentsLocation ofMultiplelocationsLocation of injuryHeadAbdomen/Observed CountExpected CoNeckThoraxinjuryProportionLumbar/ SpineMultiple Locations10260.5700.3100.0300.0600.030Head867Location of injury and fatalities for 2064 riders not wearing a helmetNeck37Location ofMultiplelocationsAbdomen/Lumbar/ SpineThorax86HeadNeckThoraxinjuryNumberAbdomen/Lumbar/Spine481026867378648(Round to two decimal places as needed.)Enteryour answer in the edit fields and then click Check Answe

Expected Frequency = total Frequency * proportion. Here total frequency is given by all the injuries at the different locations = 1026+867+37+86+48 = 2064Location Proportion Expected Frequency = 2064*proportion Multiple location 0.570 1176.48 Head 0.310 639.84 Neck 0.030 61.92 Thorax 0.060 123.84 Abdomen 0.030 61.92

Math

Probability

traffic safety company publishes reports about motorcycle fatalities and helmet use. In the first accompanying data table, the distribution shows the proportion of atalities by location of injury for motorcycle accidents. The second data table shows the location of injury and fatalities for 2064 riders not wearing a helmet. Complet arts (a) and (b) below. Click the icon to view the tables. Distribution of fatalities by location of injury = Click the icon to view the chi-square table of critical values. H,: The distribution of fatal injuries for riders not wearing a helmet Full data set E Compute the expected counts for each fatal injury. Proportion of fatalities by location of injury for motorcycle accidents Location of Multiple locations Abdomen/ Lumbar/ Spin Location of injury Observed Count Expected Co Head Neck Thorax injury Proportion Multiple Locations 1026 0.570 0.310 0.030 0.060 0.030 Head 867 Location of injury and fatalities for 2064 riders not wearing a helmet Neck 37 Location of Multiple locations Thorax 86 Head Neck Thorax Abdomen/ injury Lumbar/ Spin Abdomen/Lumbar/Spine "Round to two decimal places as needed.) 48 Number 1026 867 37 86 48

traffic safety company publishes reports about motorcycle fatalities and helmet use. In the first accompanying data table, the distribution shows the proportion of atalities by location of injury for motorcycle accidents. The second data table shows the location of injury and fatalities for 2064 riders not wearing a helmet. Complet arts (a) and (b) below. Click the icon to view the tables. Distribution of fatalities by location of injury = Click the icon to view the chi-square table of critical values. H,: The distribution of fatal injuries for riders not wearing a helmet Full data set E Compute the expected counts for each fatal injury. Proportion of fatalities by location of injury for motorcycle accidents Location of Multiple locations Abdomen/ Lumbar/ Spin Location of injury Observed Count Expected Co Head Neck Thorax injury Proportion Multiple Locations 1026 0.570 0.310 0.030 0.060 0.030 Head 867 Location of injury and fatalities for 2064 riders not wearing a helmet Neck 37 Location of Multiple locations Thorax 86 Head Neck Thorax Abdomen/ injury Lumbar/ Spin Abdomen/Lumbar/Spine "Round to two decimal places as needed.) 48 Number 1026 867 37 86 48

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

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