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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.
Pets. The American Veterinary Association claims that the annual cost of medical care for dogs averages $100, with a standard deviation of $30.
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 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 - evidence of a difference in the variability of monthly talking time on cell phones for men and women?
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. what is the probability that somebody chosen at random has a
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 from a single source on a scale of 1 to 10. the data are shown
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.
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, 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?
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?
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