You're a marketing analyst for HasbroToys. You know r = .904.Ad Expenditure (100$)Sales (Units)1Calculate and interpret thecoefficient of determination.PLZ242345

We have, r=correlation coefficient=0.904 The coefficient of determination explains the extent to…

Answered: 4. ate and interpret the cient of…

PREALGEBRA

15th Edition

ISBN:9781938168994

Author:OpenStax

Publisher:OpenStax

Chapter5: Decimals

Section5.6: Ratios And Rate

Problem 485E: Would you prefer the ratio of your income to your friend's income to be 3/1 or 1/3? Explain your...

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U.S. Census data shows that the median price of new home in the United States in November 2014 was $280,900. This was $10,700 more than 14 times the price in November 1964. What was the median price of a new home in November 1964?
Would you prefer the ratio of your income to your friend's income to be 3/1 or 1/3? Explain your reasoning.
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A realtor studies the relationship between the size of a house (in square feet) and the property taxes (in $) owed by the owner. The table below shows a portion of the data for 20 homes in a suburb 60 miles outside of New York City. [You may find it useful to reference the t table.] Property Taxes Size 21,872 2,464 17,498 2,451 ⋮ ⋮ 29,294 2,895 Click here for the Excel Data File a-1. Calculate the sample correlation coefficient rxy. (Round intermediate calculations to at least 4 decimal places and final answers to 4 decimal places.) a-2. Interpret rxy. multiple choice 1 The correlation coefficient indicates a positive linear relationship. The correlation coefficient indicates a negative linear relationship. The correlation coefficient indicates no linear relationship. b. Specify the competing hypotheses in order to determine whether the population correlation coefficient between the size of a…
Web conferencing has grown over the last 20 years. The amount (in millions of dollars) spent on Web conferencing from 2006 through 2010 is listed in the table. year 2006 2007 2008 2009 2010 Amount 920 1160 1380 1600 1900 a. What is the average rate of change in the amount spent on Web conferencing from 2006 to 2008? Include units. Units are required for this answer. X b. What is the average rate of change in the amount spent on Web conferencing from 2007 to 2008? Include units. c. What is the average rate of change in the amount spent on Web conferencing from 2008 to 2010? Include units. d. What is the average rate of change in the amount spent on Web conferencing from 2008 to 2009? Include units. e. Give a good approximation for the rate of change in the amount spent on Web conferencing by the end of 2008? Include units.
If you efficiency measured in miles per gallon is a measure often considered by shoppers looking for a new car the scatterplot shows the vehicle way of 15 car models in pounds plotted against our highway fuel efficiency.
Please help me find the percentage of the propane tank
Hookworms are parasitic nematodes that live in the intestines of a host. Hookworms do their damage (often fatally) by draining blood from the intestinal wall. The data below correlate the number of hookworms and the amount of blood lost by that number of worms. (Include units below if applicable. If necessary, use a separate sheet of paper for 6c and 7c.) Number of hookworms (x) Blood lost per day (y) 24 12.2 mL 5 2.48 cm3 45 1.37 in3 88 1.49 oz 80 39.8 cm3 63 31.5 mL 1) Inspect the data and estimate the amount of blood lost due to one hookworm. (mL/day)
-ons Help Last edit was seconds ago Arial 9. BIU A + + ... 4. JOYFUL Fashion Company is reviewing the monthly sales in year 2021.The monthly sales (in millions) of each month were as below: Jan: $2.2 Feb: $2.5 Mar: $2.0 Apr: $2.8 May: $1.9 Jun: $0.9 Jul: $3.4 Aug: $3.7 Sep: $2.1 Oct: $2.5 Nov: $2.3 Dec: $4.6 (a) Find the mean, mode, standard deviation, and range of the above data. (b) Comment on the skewness of the above data. Explain your answer with the comparison of quartiles. The JOYFUL Fashion Company will issue a Gold Membership to customers with accumulated spending in January 2022 over 1% of 2021's average monthly sales and a Platinum Membership to customers with accumulated spending in January 2022 over 1% of the 80m percentile of 2021's monthly sales. (c) Mrs. Robinson has spent $27,450 in January 2022. Will she be qualified for the Gold Membership? Will she be qualified for the Platinum Membership? Explain your answers. (d) It is known that the average monthly sales from Jul…
5.5 - x = -4.5 - x
The accompanying scatterplot shows the size (in square feet) and selling prices for homes in a certain zip code in California. Complete parts (a) through (d) below. W Click the icon to view the scatterplot of selling prices. -.. a. Use the scatterplot to estimate the selling price of a home with 1500 square feet. The estimated selling price is $ 1,250,000 (Round to the nearest ten thousand as needed.) Selling Prices b. Use the equation to predict the selling price of a home with 1500 square feet. The predicted selling price is $ . Predicted Selling Price = 767,078 +310.04 Sq Ft (Round to the nearest dollar as needed.) 2250000- 2000000- 1750000- 1500000- 1250000- 1000000- 750000- 500000- 250000- 500 1000 1500 2000 2500 3000 3500 40oo Square Feet Print Done

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4. ate and interpret the cient of determination.