(a) Which variable is the explanatory variable based on the goals of the research?A. The weight of the bearB. The length of the bearC. The number of bears(b) Draw a scatter diagram of the data. Choose the correct graph below.◆Weight (kg)‒‒‒‒‒180-40100200Length (cm)B.180-Weight (kg)40+100200Length (cm)C.The variables weight of the bear and length of the bear areabsolute value of the correlation coefficient, is(Round to three decimal places as needed.)180-Weight (kg)▪▪▪40++100Length (cm)200(c) Determine the linear correlation coefficient between weight and length.The linear correlation coefficient between weight and length is r = 0.722.(Round to three decimal places as needed.)(d) Does a linear relation exist between the weight of the bear and its length?O D.than the critical value,ALength (cm)‒‒‒‒‒180-40+++100associated because risWeight (kg)200and the Data TableTotal Length (cm)138.0135.0139.0120.5149.0141.0141.0150.0166.0151.5129.5150.0Weight (kg)1106090608510511085155140105110D

Answered: Image /qna-images/answer/39bf9fd6-4c60-45a9-8743-b1b2227959bf.jpg

Answered: (a) Which variable is the explanatory…

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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3. The number of goals scored by Wayne Gretzky was recorded for seasons 1978 – 1999. (Please note the data set has been ordered from smallest to the largest for your convenience). 5, 9, 11, 16, 23, 23, 31, 38, 40, 40, 41, 46, 51, 52, 54, 55, 62, 71, 73, 87, 92 A. Construct a stem-and-leaf display for the data and describe the shape of the distribution (symmetric, skewed left, skewed right, bell-shaped, etc., any obvious outliers). B. What is the fraction of the data that is less than or equal to 31? C. Given that Ex, = 920 and Ex = 52 436 find the mean and standard deviation. D. Find the (i) median, (ii) Q1, (iii)Q:, (iv) the interquartile range (IQR), (v) the lower and upper fences. E. Construct a Box-plot for the data. What are your conclusions about the shape of the distribution? Compare with the results in Part A. F. Would the mean or the median be the most suitable measure to use to represent the central location of this distribution? Give reasons for your answer.
I need help with the questions 2a,2b and 2c. Describe the shape of the distribution of the data. Which movie has the largest budget With all the data obtained, which genre movie tend to have larger budgets.
The boxplot shown below results from the heights (cm) of males listed in a data set. What do the numbers in that boxplot tell us? 151 172.5 192 168.5 182.6 A boxplot consists of a box that extends from 168.5 to 182.6, a vertical line segment drawn through the box at 172.5, and a horizontal line segment extending from a vertical line segment at 151 to a vertical line segment at 192 that bisects the box. Question content area bottom Part 1 The minimum height is enter your response here cm, the first quartile Q1 is enter your response here cm, the second quartile Q2 (or the median) is enter your response here cm, the third quartile Q3 is enter your response here cm, and the maximum height is enter your response here cm. (Type integers or decimals. Do not round.)
B) has more than one answer .. Thank you
a. Which measure of association would be most appropriate for these variables? b. What is the value of the measure of association? c. What is the strength of the association? d. Would be appropriate to interpret a direction for the association? If so, which direction is the association between the two variables?
Use a stem-and-leaf plot to display the data, which represent the thickness (in centimeters) of ice measured at 20 different locations on a frozen lake. Describe any patterns. 5.8 6.3 6.9 7.2 5.1 4.9 4.6 5.8 7.0 6.8 8.2 7.5 7.2 5.8 7.2 8.0 7.4 6.9 5.9 4.9 Determine the leaves in the stem-and-leaf plot below. Key: 3|3 = 3.3 Ice Thickness 6| 8 What best describes the data? A. Most thicknesses are greater than 7 centimeters. B. Most thicknesses are 6 centimeters. C. Most thicknesses are between 5 and 8 centimeters. D. Most thicknesses are less than 5 centimeters.
L. Construct the scatter plot of the given table using MS Excel or manually draw a scatter plot. Identify the type of association. Attached the paper the contains the scatter plot in this activity sheet. 1. The table below shows the number of hours of study of 6 students and their corresponding grades Hours of Study (X) Grade (V) 6 82 Student A B C D E F 2 1 5 2 3 57 88 68 75
Q7. Which of the following is NOT an example of quantitative data? a) The weight of an object in kg. b) The distance between two cities in km. c) Different colours of objects. d) The number of students in a classroom. Q8. The table shows 3-point moving averages for the number of games consoles sold each month by a shop. What is the last 3-point moving average x? Month Number of games consoles 3-point moving average a) 99 b) 109 c) 118 d) 121 Jun Jul Aug Sep Oct Nov Dec 108 92 154 64 84 53 91 67 76 84 97 ४
study the following box and whisker plot identify the follwoing values.
For the following example indicate the type of data involved using the following: A = nominal data B = ordinal data C = interval data 5. Category ranking of a hurricane.
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1. Interpret the following graph. The variables of interest are narcissism (on a 1-5 scale), and random assignment to read a code of ethics or inoculation condition. The dependent variable is how ethical someone was in the past week, averaged into a 1-5 scale. Honest over the past week 5 4.5 4 3.5 Low Narcissism High Narcissism Code of Ethics Inoculation

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