A manager wishes to determine the relationship between the number of years the man coefficient, r. 6 13 10 11 Years with company, Sales, y O 0.717 O 0.632 O 0.561 O 0.791

Q: The data in the table is the number of absences for 7 students and their corresponding grade. Number…

A: The variable number of absences is defined as x and the variable grades is defined as y.

Q: 2. Determine whether x4 +x³+x² +2 and x³ +1 are congruent mod (x² + 2) in Z3[x].

A: 2)  Let  and  in      We  have  to check that whether…

Q: Construct the difference table from the given data    x 2 4 6 8 10 f(x) 4 50 196 478 956

A:

Q: Rick is a school principal, and he is trying to decide if there is a relationship between conduct…

A: We plot number of infractions on x-axis and number of student present in the school on the y-axis.

Q: -3.14-2z z=4.12

A: Evaluating -3.14-2z :

Q: Suppose you have information about average heights of a random sample of airline passengers. The…

A: Given: The mode is 68 inches, the median is 69 inches, and the mean is 65 inches. We need to convert…

Q: The number of yearly visits to physicians' offices varies in part by the age of the patient. For the…

A:

Q: Use the scatterplot of Vehicle Registrations below to answer the questions Vehicle Registrations in…

A: Given,     equation of  regression line is-                                              y(x) =…

Q: (a) Find the least-squares regression line for males treating the number of licensed drivers as the…

A: (a)   Use EXCEL to determine the regression equation for males.   EXCEL procedure:   Go to EXCEL Go…

Q: Suppose you have information about average heights of a random sample of airline passengers. The…

A:

Q: In this table, x represents the number of years that have passed since 1975. For example, an x-value…

A: The independent variable is x. The dependent variable is y. We have to predict the profit in the…

Q: 42 A baseball league with 322 baseball fields has 7,728 players. Which rate best represents the…

A: Determine relationship between field and players

Q: Which of the following statements accurately One statistic used to measure a country's wealth is its…

A: Correct answer is    Countries with higher GDPs tend to have higher life expectancies.

Q: An environmentalist wants to determine the relationships between the numbers (in thousands) of…

A: The following information has been given: Number of fires (x) Number of acres burned (y) 72 62…

Q: During the 1990s the percentage of TV households viewing cable and satellite TV programs increased…

A: During 1990's percentage of TV households:- Prime time rating for network affiliates:- X(years)…

Q: The table gives the yearly sales, S, of a retail store in years. a) Find the change in sales from…

A: In this question, we will find the average rate of change.

Q: The following data gives the number of employees at the bookstore and the number of minutes students…

A: Given The Regression model is fitted to the given data. Sx2=56.857, Sy2=2095, Sxy2=-322.571,…

Q: 10. Find the remainder of x4 + 3x + 2 after division by x + 3 in

A:

Q: L3Q2.Describe the variables in the given table using a TI calculator. x y 15 12 20 22 17 -3…

A: Here we use the correlation coefficient concept to solve this problem.  r =  SSxy / sqrt ( SSxx ×…

Q: Draw a block diagram for the difference equation below

A: The given difference equation is y(n+2)+5y(n+1)+6y(n)=x(n+1)

Q: he Motion Picture Distributors Association of Australia collects yearly data on gross box office…

A: 1.   Steps to construct scatter plot:   Enter the data for Total gross sales and Opening weekend…

Q: Find the relationship between the two variables in the given data. X 1 2 3 4 20 16 12 8 If one…

A:

Q: researcher wants to determine if the exam scores of the students are dependent on the length of time…

A: From the given data we predict the score.

Q: A running coach wants to know if participating in weekly running clubs significantly improves the…

A: Option d) is correct.

Q: 10. Find the multiplicative inverse of x² + 1 in Q[x]/(x4 - 2). doute

A: This follows immediately using Division algorithm for polynomials.

Q: Rail ridership during the summer months in the North-East is believed to be closely related to the…

A: Given data: Tourists Rail Ridership 9 2.3 4 1.9 7 1.7 5 1.8 12 2.8 13 2.9 14 2.4…

Q: For the data set 7 6 4 9 5 the median

A: The median is the middle data point in a sorted data set. The given data set is [7, 6, 4, 9, 5]…

Q: Breast-feeding mothers secrete calcium into their milk. Some of the calcium may come from their…

A:

Q: Example 6.16. Find the missing values in the following data : 45 * 50 55 60 65 y : 3.0 2.0 -2.4 ...

A:

Equations and Inequations

Equations and inequalities describe the relationship between two mathematical expressions.

Linear Functions

A linear function can just be a constant, or it can be the constant multiplied with the variable like x or y. If the variables are of the form, x2, x1/2 or y2 it is not linear. The exponent over the variables should always be 1.