6.Hours Slept6.58.257.57.257.257.56.57.755.257.7576.756.257.577.256.757.56.756.6.587.254.75n =5 number summary:IQR =Range =Outliers?If yes, what numbers are outliers?

Solution-: Given data of hour slept. We want to find, (a) n=?,x¯=?,s=? (b) 5 number summary (c)…

Answered: 6. Hours Slept 6.5 8.25 7.5 7.25 7.25…

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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School API Score for 104 LA Neighborhoods Which of these values is closest to the median of the variable Schools: 400 800 (circle one)? 650 700 750 Which of these values is closest to the interquartile range of the variable Schools: 100 300 400 50 750 (circle one)? How many outliers are there for the variable Schools? s the distribution of the variable Schools most likely: (circle one)? skewed left skewed right symmetric
any outliers, (Clearly show calculations for upper and lower fence and justify if outliers exist.) V b Can you give a possible reason for why the outlier occurred? The ages of a team of female gymnasts are given in this data set: 18, 23, 14, 28, 21, 19, 15, 32, 17, 18, 20, 13, 21 Use CAS to determine the values of Q, and Q. a Use these values to justify whether any outliers exist (show calculations) and list them clearly. Draw a box plot to summarise the data, marking outliers if they exist. You may use your CAS calculator to help you with this. Make sure your boxplot has a clearly labelled number line, and all values are represented accurately.
When people were asked how much money they spent yesterday (in dollars), this was their data: 7 20 1 34 50 20 60 25 38 30 20 350 50 11 30 100 167 20 18 20 120 65 60 30 3 1000 100 32 20 300 70 0. Find the minimum and maximum of the data. 1. Find the apparent outliers of the data. 2. Create a stemplot of values up to 167, and put outliers at the end. 3. Using a "range" of 0-167, find a reasonable interval size ( ). ": 4. Make a frequency table of the data, with a first interval of 5. Create a histogram of the data from the frequency table. (Put your outliers in a box.) 6. Check your work by replicating the histogram on your calculator.
Are there any outliers? Show work. Min: 6. The following gives the time it takes to run 100M with 10 friends. Use the table to find the 5 number summary and IQR. Name AI Time (sec) 11.3 Beth Cindy David Emily Frank Gary 12.9 11.9 10.3 11.1 18.6 10.8 Find the 5 number summary: Q1: 5 10:3 103 10 0 11-15/01/3 Is 18.6 an outlier? Show work. 3-1.5 Median: Q3: Max: Helen Ida 10.5 12.0 Jay 10.9 IQR:
Are cigarettes bad for people? Cigarette smoking involves tar, carbon monoxide, and nicotine (measured in milligrams). The first two are definitely not good for a person's health, and the last ingredient can cause addiction. Use the data in the table above to make a stem-and-leaf display for milligrams of tar per cigarette smoked. (Enter NONE in any unused answer blanks.) Are there any outliers? A. Yes, 1.0 may be an outlier. B. No, there are no outliers. C. Yes, 29.8 may be an outlier.
5. The table below shows the temperature for each month in St. Pete, Florida. Use the table to find the 5 number summary and IQR. Min: Month Jan Feb Mar Apr May Jun 64 68 Temp 63 74 80 Min: 16 4 (3756 10 Find the 5 number summary: Are there any outliers? Show work. ( 18 Name Al Time (sec) Q1: 11.3 Q1: Median: Find the 5 number summary: 16. Median: Is 18.6 an outlier? Show work. 6. The following gives the time it takes to run 100M with 10 friends. Use the table to find the 5 number summary and IQR. 5 10 3 10 00 0-8-1-57 5 (12) 84 86, 86 Q3: 10.3 July Aug Sept 84 Beth Cindy David Emily Frank Gary Helen Ida 12.9 11.9 11.1 10.8 10.5 12.0 154 Q3: Max: 18.6 1500 Oct Nov Dec 70 78 48 IOR: Max: Jay 10.9 IQR:
The 5 numbers are 1, 6, 9, 11.25, and 28. Draw a Box Plot for this data. (Hint: Remember how to determine and show outliers in a box plot. See Fig. 4.3.3 on p. 184 in the textbook for an example.) Hints: The box extends from Q 1 to Q3 Draw a line through the box at the median Use the IQR method to determine outliers Outliers are any values less than Q1 - (1.5 x IQR) or greater than Q 3 - (1.5 x IQR) Show any outliers with Draw a whisker from the left side of the box to the lowest value that is NOT an outlier Draw a whisker from the right side of the box to the highest value that is NOT and outlier. 10
1. The box and whisker plot shows the ages of people at a restaurant. 6 5 13 21 33 42 10 15 20 25 30 35 40 45 Part A: What percent of people are younger than 33 years old? Part B: The following data points are added to the data set. (6, 21, 45, 60). Which of the data points would be an outlier?
2
The data below shows the number of emails received per day at work by a professor during 16 consecutive days. Click here to open this data in StatCrunch. Emails/Day 19 8 15 55 11 21 20 13 22 10 15 36 26 14 12 15 25 a. Find the interquartile range (IQR). Show your handwritten work on the scratch paper. b. Are there any outliers in the data? Explain how your determined this.
Given the following data: 1.45 1.57 1.64 1.77 1.69 1.80 1.86 1.89 1.59 1.94 1.98 y 60 58 75 70 77 82 67. 95 85 81 76 (e) Describe what these statistics tell you about the relationship between the Xand Y variables. (f) Are there any outliers? Briefly explain.
17.A scientist collects these measurements: 0.90,0.85, 0.64,0.94, 0.99, −0.02,0.56,,0.15, 0.73, 0.72, 0.89, 1.72, 0.52 Which statement is correct? A.The data value −0.02 is an outlier because it is the only number less than 0.00. b.The data value 1.72 is an outlier because it is greater than 1.5×IQR above the third quartile. C.The data value 1.72 is an outlier because it is the only number greater than 1.00 d.The data value −0.02is an outlier because it is less than 1.5×IQR below the first quartile.

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6. Hours Slept 6.5 8.25 7.5 7.25 7.25 7.5 6.5 7.75 5.25 7.75 7 6.75 6.25 7.5 7 7.25 6.75 7.5 6.75 6 6.5 8 7.25 4.75 n = 5 number summary: IQR = Range = Outliers? If yes, what numbers are outliers?