The square footages and sale prices in thousands of dollars

Assignment Help Basic Statistics
Reference no: EM13634048

The square footages and sale prices (in thousands of dollars) of seven homes are shown in the table below. Use this information to answer the following questions.

Please use calculator to answer

1. What kind of correlation is there between square footage and home sale price?

No correlation

Positive correlation

Negative correlation

2. What is the value of the correlation coefficient, r? Round the answer to three decimal places.

3. Write the equation of the least squares regression line. Round a and b to the nearest hundredth (2 decimal places).

4 Compute the coefficient of determination, r². Round the nearest thousandth (3 decimal places).

5. What percentage of the variation in the sale price of a home is explained by the square footage and the least-squares line?

6. What percentage of the variation in the sale price of a home is unexplained by the square footage and the least-squares line?

Square Footage, x

1924

1592

2413

2332

1552

1312

1278

Sale

Price, y

174.9

136.9

275.0

219.9

120.0

99.9

145.0

Reference no: EM13634048

Questions Cloud

The mass spectrum of a hypothetical element shows that 8619 : the mass spectrum of a hypothetical element shows that 86.19 of the atoms have a mass of 27.977 u 0.825 have a mass of
What is the level of significance state the null and : the state fish and game division claims that 75 of the fish in homestead creek are rainbow trout. however the local
A what is the magnitude of the attractive force that bob : two positively charged skaters stacy and bob are traveling straight towards each other on frictionless ice. consider
When 500 grams of silicon dioxide is heated with an excess : when 50.0 grams of silicon dioxide is heated with an excess of carbon 32.2 grams carbonide along with carbon monoxide.
The square footages and sale prices in thousands of dollars : the square footages and sale prices in thousands of dollars of seven homes are shown in the table below. use this
A hectare is 10000 m2 an acre is 43560 square feet the unc : a hectare is 10000 m2. an acre is 43560 square feet. the unc charlotte main campus is 1080 acres in area. what then is
The equilibriumconcentrations for the reaction between : carbonyl chloride cocl2 also called phosgene wasused in world war i as a poisonous gas. the equilibriumconcentrations
Find or estimate the p value sektch the sampling : a new bus route has been established between downtown chicago and springfield. dan has taken the bus to work for many
An electric vehicle starts from rest and accelerates at a : an electric vehicle starts from rest and accelerates at a rate of 2.3 ms2 in a straight line until it reaches a speed

Reviews

Write a Review

Basic Statistics Questions & Answers

  Statistics-probability assignment

MATH1550H: Assignment:  Question:  A word is selected at random from the following poem of Persian poet and mathematician Omar Khayyam (1048-1131), translated by English poet Edward Fitzgerald (1808-1883). Find the expected value of the length of th..

  What is the least number

MATH1550H: Assignment:  Question:     what is the least number of applicants that should be interviewed so as to have at least 50% chance of finding one such secretary?

  Determine the value of k

MATH1550H: Assignment:  Question:     Experience shows that X, the number of customers entering a post office during any period of time t, is a random variable the probability mass function of which is of the form

  What is the probability

MATH1550H: Assignment:Questions: (Genetics) What is the probability that at most two of the offspring are aa?

  Binomial distributions

MATH1550H: Assignment:  Questions:  Let’s assume the department of Mathematics of Trent University has 11 faculty members. For i = 0; 1; 2; 3; find pi, the probability that i of them were born on Canada Day using the binomial distributions.

  Caselet on mcdonald’s vs. burger king - waiting time

Caselet on McDonald’s vs. Burger King - Waiting time

  Generate descriptive statistics

Generate descriptive statistics. Create a stem-and-leaf plot of the data and box plot of the data.

  Sampling variability and standard error

Problems on Sampling Variability and Standard Error and Confidence Intervals

  Estimate the population mean

Estimate the population mean

  Conduct a marketing experiment

Conduct a marketing experiment in which students are to taste one of two different brands of soft drink

  Find out the probability

Find out the probability

  Linear programming models

LINEAR PROGRAMMING MODELS

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd