User Account

All Pages

What effect would removing point have on regression line

Assignment Help Basic Statistics
Reference no: EM131758265

Question: A data set included the number of people per television set and the number of people per physician for 40 countries. The Fathom screen shot below displays a scatterplot of the data with the least-squares regression line added. In Ethiopia, there were 503 people per TV and 36,660 people per doctor. What effect would removing this point have on the regression line?

(a) Slope would increase; y intercept would increase.

(b) Slope would increase; y intercept would decrease.

(c) Slope would decrease; y intercept would increase.

(d) Slope would decrease; y intercept would decrease.

(e) Slope and y intercept would stay the same.

1594_Dataset.png

Reference no: EM131758265

Questions Cloud

Correlation between lengths in inches and weights in pounds : Which of the following statements is not true of the correlation r between the lengths in inches and weights in pounds of a sample of brook trout?
Absolute advantage and a comparative advantage : Distinguish between an absolute advantage and a comparative advantage. Cite an example of a country that has an absolute
Compute the slope of the least-squares regression line : When we standardize the values of a variable, the distribution of standardized values has mean 0 and standard deviation 1. Suppose we measure two variables.
What was the goal of the hawthorne studies : What was the goal of the Hawthorne studies? What was the outcome of those studies?
What effect would removing point have on regression line : A data set included the number of people per television set and the number of people per physician for 40 countries. The Fathom screen shot below displays.
Discuss the university recognize the contribution revenue : The pledge was made in 2017 but Gertrude specified the funds be expended in 2018. When would the university recognize the contribution revenue
How will you be socially and economically responsible : Discuss the macro environment of the country.What is the company strategy there? How will you be socially and economically responsible?
Reasons for the high failure rate among small businesses : 1. Why are small businesses so important to the U.S. economy? 2. Which fields tend to attract entrepreneurs the most? Why?
Describe three electronic health record devices used : Assignment: Point of Care Documentation. In no more than three paragraphs, describe three electronic health record devices used to document point of care.

Reviews

Write a Review

Basic Statistics Questions & Answers

  Find difference of cost of medical care for dogs and cats

Pets. The American Veterinary Association claims that the annual cost of medical care for dogs averages $100, with a standard deviation of $30.

  The company sells primarily to the domestic market

Hull Manufacturing Corp. (HMC), a Canadian company, manufactures instruments used to measure the moisture content of barley and wheat. The company sells primarily to the domestic market, but in Year 3, it developed a small market in Argentina.

  Find all dictators, veto power players, and dummies

FIND PROBALITY OF PULLING ETHIER AN EVEN NUMBER CARD OR A RED NUMBER CARD ON ONE PULL OF A CARD FROM A 52 CARD DECK?

  Testing equality of variances

Testing equality of variances - evidence of a difference in the variability of monthly talking time on cell phones for men and women?

  Verify that it is reasonable to use the t-distribution to

a certain species of tree has an average life span of 130 ears. a researcher has notice a large number of trees of this

  Suppose that births are equally likely to be on any day

suppose that births are equally likely to be on any day. what is the probability that somebody chosen at random has a

  What percentage of cell phones do expect to replace

The company gurantees that any cell phone which malfunctions within 3 years of purchase will be replaced. What percentage of cell phones do they expect to replace?

  A consumer group rated 12 manufactured products imported

a consumer group rated 12 manufactured products imported from a single source on a scale of 1 to 10. the data are shown

  Determine the expected number of repairs per year

11% needed to be serviced once, 5% twice, 4% three times, and none required more than three repairs. what are the expected no of repairs per year.

  However of the products that were not successful 20 percent

a company is considering producing a new product. based on past records management believes that there is a 70 percent

  Evaluate the accuracy of the name and address provided

Evaluate the accuracy of the name and address provided, along with the validity of the map that can be generated as additional information. Was the reverse lookup successful in identifying the person's e-mail address as well?

  What is the molecular formula of vanillin

The vanillin molecule is the primary molecule present in vanilla extract. The molecular mass of vanillin is 152.08 grams per mole and contains 63.18% carbon, 5.26% hydrogen, and 31.56% oxygen. What is the molecular formula of vanillin?

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!

Submit Assignment

Academics

Major Subjects

Majors

Get In Touch

whatsapp: +1-415-670-9521

Phone: +1-415-670-9521

Email: [email protected]

TERMS & POLICIES

HELP & SUPPORT

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