# Math homework help

## A+ Answers

1) Let U = [x,y,z,w]^t and V = [x`,y`,z`,w`]^t be solution to the system following:

2) Find a general solution to the following system, expressed in parametric form. Give the translation vector and spanning vectors. Give four different solution to each system. Is the solution a plane or a line?

## Web work assignments MATH

2 web work assignments (Agebra) : http://webwork.mathstat.concordia.ca/webwork2/MATH_202_Winter_2016/.

## An airplane takes 3 hrs flying 1200 km into the wind

An airplane takes 3 hrs flying 1200 km into the wind. With the same wind, the return trip takes 2hrs. What is the speed of the wind?

## State the final conclusion in non-technical terms

Q using the same data set and variables for your selected topic, add the following information to your analysis: Age Data Option Checkup:

Mean 61.81666667

Median 61.5

Mode 69

Standard Deviation 8.924337

Range 41

Midrange 55.5

Sample Size 60

2. Perform the hypothesis test. Critical Value method.

## Determine whether the hypothesis test involves a sampling distribution of means that is a

Module 3 Homework Assignment

1. Determine whether the hypothesis test involves a sampling distribution of means that is a normal distribution, Student t distribution or neither. The sample data appear to come from a normally distributed population with σ = 28. Explain.

## A+ Answers

Part 1

Q1: Identify the type of symmetry: y = x2.

Q2: List the intercepts for the graph of the equation y = 5(x2 - 9)/(x2 - 1).

Q3: Find the center and radius of the circle given by x2 + y2 - 6x + 2y + 6 = 0.

Q4: What is the midpoint between the points (-1,5) and (-3,7)?

Q5: Calculate the distance between the points (3, -1) and ( -5,2). Round your answer to 2 decimal places.

## Statistics Exam Jam007

This week you have a final exam. Take advantage of the practice exam to prepare for this exam. You are given three attempts at the practice final exam. Between each attempt, you may wish to return to LearnSmart (LS) to review any of materials from the class for which you have questions. When you are ready, complete the final exam. You are given only one attempt at this exam, and it must be completed within the seven hour time limit.