Which of the following is NOT true about box plots?O Outliers are the values below the lower fence and above the outer fenceO The box contains 50% of the dataO The whiskers always extend to the lowest and highest values in our dataO We can compare different distributions with box plots

Answered: Which of the following is NOT true…

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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Consider the following ordered data. 8 8 8 9 9 10 11 11 12 15 16 18 A) Find the low, Q1, median, Q3, and high. b) Find the interquartile range. C) Make a box-and-whisker plot.
The following is data for the first and second Quiz scores for 8 students in a class. First Quiz (Q1) Second Quiz (Q2) 12 9 13 11 15 14 16 12 19 19 20 16 28 23 26 29 Plot the points in the grid below, then sketch a line that best fits the data. 32 Q2 28 24 20 16- 12 8 4 4 Clear All Draw: Q1 12 16 20 24 28 32 Use the line above to predict the value of the second quiz score if a student had a score of 22 on the first test. number) (Please enter a whole
The noon temperatures (in Fahrenheit) for two cities were recorded over a given month. The box-and-whisker plots below (sometimes called boxplots) summarize the noon temperatures for each city. Use the box-and-whisker plots to answer the questions. 55 55 City A City B 85 90 90 95 70 75 80 Noon temperature (in Fahrenheit) 60 60 65 (a) Which city had noon temperatures with a larger interquartile range (IQR)? 66°F Cloudy 'Choose one' (b) Which city had more noon temperatures above 81 °F? 'Choose one' (c) Which city had the highest noon temperature? 'Choose one' (d) Which city had a larger median noon temperature? 'Choose one' Continue Z W E R S D Q Search G & G © 2024 McGraw Hill LLC. All Rights Res DOLL prisc home EB end 00 H H K
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Which statement is true about the dot plot? 1 2 3 4 5 O The data is fairly uniform. O The mean is greater than the median. O No conclusions can be drawn from the data. O The mode and the median of the data are the same.
7
5. Which of the following is the assumption that the best way to describe the pattern of data is using a straight line? homoscedasticity normality linearity restriction of range
2) For each of the scatterplots below, CIRCLE the words that most correctly describe the corresponding plots related to type (linear or non-linear), correlation (positive, negative, none), and strength (weak, moderate, strong) a) Circle the best answers for i),ii) and i) i) Linear OR non-linear ii)Positive OR negative OR neither iii)Strong OR moderate Or weak b) Circle the best answers for i),ii) and iii) i)Linear OR non-linear ii)Positive OR negative OR neither iii)Strong OR Moderate Or weak
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?
5. Suppose that 25 students in a science class took a test. Using the box-and-whisker plot of the test scores below, answer the following questions. A. Determine whether the statement is true (T) or false (F). Science Test Scores a) The mean of the scores is 81. b) The mean of the scores is 78.6. c) About 50% of the students received a score of 81. d) More than 50% of the students received a score above 73. 54 73 81 90 95 + 40 50 60 70 80 90 100 GFreemathresource.com Answer: a) b) c) d) B. If a student received a score of 10 instead of 54, would it more heavily influence the mean or the median? Мean Median C. If a student received a score of 10 instead of 54, the standard deviation would be most likely: Smaller Larger Little Changed
First Quiz (Q1) Second Quiz (Q2) 12 13 13 10 14 11 15 16 17 14 25 24 27 23 28 24 Plot the points in the grid below, then sketch a line that best fits the data. 32+ Q2 28 24 20 16- 12 8- 4 Q1 4 8. 12 16 20 24 28 32 Clear All Draw: Use the line above to predict the value of second quiz score if. a student had a score of 18 on the first test. (Please enter a whole number)
The table (on the right) shows the daily COVID-19 confirmed cases in Toronto region from March 8, 2020 to May 16, 2020. (Source: Ontario Public Health ) Year Dally cases (# people) March 8- March 14 50 March 15-March 21 202 a) Use DESMOS graphing technology to create a scatter plot of the data on the next page. Choose March 8- March 14 as week March 22-March 28 357 March 20-April 459 b) On the DESMOS graphing calculator, Determine a linear, a quadratic, and an exponential model using regression. April 5-April 11 085 April 12-April 18 1506 April 19-April 25 1532 April 26-May 2 1201 May 3- May 0 1126 May 10- May 16 071 c) Write the equation of the three models in the table below. Do not write the general regression equations Models Equation R SQUARE VALUE linear model 1 1 Quadratic model 2 Exponential model 3 3 d) Which model fits the data best? Justify using the value of the coefficient of determination

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