8-2 zyBox zy Section Exred Test.Question SheetSUIT UNTSouthern X O Mail-Ale X W' W3Scho X W Exercise Xavailable resources.ŢTwenty-three randomly selected students were asked the number of movies they watched the previous weekresults are as follows.M# of movies Frequencyacer0(123Number of Movies Watched449p6a. Select the correct histogram of the data, where a value is counted in a class interval if it falls on the leftboundary, but not if it falls on the right boundary.31Submit AssignmentWelcom XQuit & SaveBack+ES OVDec 12Question Menu. Next2:46 US8 Kzy Section Ex m Southern X o Mail-Ale X W' W3Scho X W' Exercise xestionSheetComplete the table.# of movies Frequency Relative Frequency Cumulative Relative Frequency0Enter the exact answers (i.e. enter your answers for the relative and cumulative relative frequencies asfractions, not as decimals).b12340M49631acerNumberNumberNumberNumberNumberSubmit AssignmentNumberNumberNumberNumberNumberWelcom X +Quit & SaveABackQuestion MenuVDec 12Next192:47 US 8

Answered: Image /qna-images/answer/6e6069e3-d5c6-44fb-a46c-1c8f4897d0d5.jpg

Answered: Twenty-three randomly selected students…

Advanced Engineering Mathematics

10th Edition

ISBN:9780470458365

Author:Erwin Kreyszig

Publisher:Erwin Kreyszig

Chapter2: Second-order Linear Odes

Section: Chapter Questions

Problem 1RQ

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Suppose 6 students take an exam, and the mean score is 82.5. Five of the student scores are as follows:95, 78, 85, 56, and 96. What is the sixth student’s score?
Lexie wants to know the proportion of shoppers at Lakeline Mall who are 25 years old or younger. She takes a random sample of 300 shoppers at Lakeline Mall and sees that 189 of them were 25 years old or younger. Let p represent the proportion of shoppers at Lakeline Mall that are 25 years old or younger. Identify the population and the sample in this study. Population = the 300 shoppers selected; Sample = all of the shoppers at this mall. Population = all of the shoppers at this mall; Sample = the number of people 25 years old or less. Population = all of the shoppers at this mall; Sample = the 300 shoppers selected. Population = the 300 shoppers selected; Sample = the number of people 25 years old or less.
As part of a sixth-grade class project the teacher brings to class a jar containing 200 gumballs of two different colors: red and green. Andy is asked to draw a sample of his own choosing and estimate the number of red gumballs in the jar. Andy draws a sample of 25 gumballs, of which 8 are red and 17 are green. Use Andy's sample to estimate the number of red gumballs in the jar. There are approximately Answer red gumballs in the jar.
Data was collected for 224 randomly selected 10 minute intervals. For each ten-minute interval, the number of people entering the atrium of a large mall were recorded. The data is summarized in the table below. Number of Guests Frequency 120 – 124 23 125 – 129 32 130 – 134 97 135 – 139 56 140 – 144 16 What is the class width for this GFDT?
Data was collected for 310 randomly selected 10 minute intervals. For each ten-minute interval, the number of people entering the atrium of a large mall were recorded. The data is summarized in the table below. Number of Guests 200-209 210-219 220-229 230-239 240-249 Frequency Class width= 95 58 19 95 43 What is the class width for this GFDT?
Three students want to estimate the mean pencil weight of their schoolmates.To do this, they each randomly chose 5 schoolmates and weighed their pencils. The samples are shown in the table.
was collected for 180 randomly selected 10 minute intervals. For each ten-minute interval, the number of people entering the atrium of a large mall were recorded. The data is summarized in the table below. Number of Guests Frequency 60 - 69 17 70 - 79 42 80 - 89 90 - 99 38 100 - 109 55 What is the class width for this GFDT? Class width= 10 Question Help: Message instructor Submit Question It is the user's responsibility to inspect all PPE before use to ensure proper integrity. Do not perform work without PPE of acceptable quality All PPE must adhere to requirements detailed e W X withous chrys prt sc F10 F5 F7 9 ! Bi 4x F1 C F2 28 < F3 # C 0x F4 $ % F6 A 6 8 & 7 F8 F9 8 home 0 end F12
A: 0, 5, 2, 3, 0, 6, 0, 10, 3, 0 a. Use each sample to make an estimate for the median number of nights students in your school plan to camp next summer.
Thirty randomly selected students were asked how many self- help books they have read in the last three years. Their responses are in the following frequency table.
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Here are the reading scores (out of 60) of 20 randomly selected kindergarten kids in a district 34, 26, 46, 46, 43, 42, 45, 39, 43, 32, 15, 36, 29, 39, 41, 27, 38, 58, 31, 35 Find the 5-number summary for the data set. Min: Q1: Median: Q3: Find the IQR of the data set. IQR: Find Q3+1.5(IQR). Q3+1.5(IQR) = Max: Are there any high outliers, that is, are there any numbers in the data set higher than Q3+1.5(IQR)? Select an answer Find Q₁-1.5(IQR). Q₁-1.5(IQR) Are there any low outliers, that is, are there any numbers in the data set higher than Q₁— 1.5(IQR)? Select an answer No, there are no low outliers 15 is a low outlier =

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Twenty-three randomly selected students were asked the number of movies they watched the previous week results are as follows. # of movies Frequency 0 1 2 3 4 4 9 6 3 1