The following data are for 30 observations involving two categorical variables, and y. The categories for æ are A, B, and C; the categories for y are 1 and 2.Aх вIf your answer is "zero" enter "0".a. Develop a crosstabulation for the data, with x as the row variable and y as the column variable.CTotal1Y2Observation X1A2B3B4C5B6C7B8C9A10B11A12B13C14C15CTotalу111212121121222b. Compute the row percentages (to 1 decimal).Observation161718192021222324252627282930XBCBCBCBCABCCABBy211112121122112

We are given categorical data on two variables x and y. We are asked to develop cross tabulation for…

Answered: The following data are for 30…

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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8.
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?
.14. The ranks of 10 students in two subjects A and B are as follows: A: 3 8. 4 7. 10 2 1 6 9 B: 6 4 6. 8. 2 3 10 5 7 Calculate the coefficient of rank correlation 219
The asking prices (in Rands) and the actual selling prices (in Rands), after bargaining, of 8 commodities are given below. Commodity A D E F G H Asking price, x 150 350 400 750 100 650 600 250 Selling price, y 120 200 400 550 80 450 350 200 Find the correlation coefficient for the above data. A. 0.8224 B. 0.3722 С. 0.9438 D. 0.5318 Activate
Suppose you are given the following five pairs of scores: X Y 8 1 7 2 6 3 9 4 0 10 Create a scatter diagram of these scores in the following diagram. For each of the five (X, Y) pairs, click on the plotting symbol (the black X) in the upper right corner of the tool, and drag it to the appropriate location on the grid. y 10 9 8 7 6 5 4 3 2 1 0 0 1 2 3 4 The mean x score is Mx = 5 x 7 10 Based on your scatter diagram, you would expect the correlation to be and the mean y score is My = ?
The following data set are grades of students enrolled in Math 111. Dr. Glen, the professor for Math 111 wants to determine the following: Q3, D₂, D5, P45, and P85. Grades f cfb 91-94 6 77 87-90 15 71 83-86 10 56 79-82 15 46 75-78 8 31 71-74 9 23 67-70 10 14 63-66 4 4 TOTAL 77 use the formulas simmilar to the attached photo:
3. Show that the line of fit of the following data is given by y=-7+11-28 X 0 5 10 15 20 25 y 12 15 17 22 24 30 There are six values and the common difference in the values of x is 5.
For the following pairs of data points (10, 100), (8, 120), (5, 200), (4, 200), (10, 90), (7, 110) , and (6, 150) , the value of bo is A 186.9657 b 268.6957 C 286.5769 d 168.6957
For the following pairs of data points (10, 100), (8, 120), (5, 200), (4, 200), (10, 90), (7, 110), and (6, 150), the relationship between X and Y is a. Zero O b. None C. Positive d. Negative NEXT PAGE GE for anything acer
For the following pairs of data points (10, 100), (8, 120), (5, 200), (4, 200), (10, 90), (7, 110), and (6, 150), the relationship between X and Y is of Zero O a. O b. Negative OC. Positive O d. None
.The two data sets below represent the high temperatures in two citieseach day for 5 days.City A: 18°F, 44°F, 52°F, 55°F, 58°F, 56°FCity B: 15°F, 41°F, 63°F, 61°F, 57°F, 60°F Which statementbestdescribes the measure of center that provides themost accurate estimation of the high temperature in a day in each city? A.mean, because there is an even number of values in each data set B.median, because there is an even number of values in each data set C.mean, because there is one value in each data set that is significantlylower than the other values D.median, because there is one value in each data set that issignificantly lower than the other values

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