? The coefficient of linear correlation between the age and the price of a certain car is

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The coefficient of linear correlation between the age and the price of a certain car is found to be r= -0.85. Which of the following values could be the slope of the linear regression line of the price on the age of the car? -0.75 4.78 1.89 QUESTION 23 A farmer claims that the average weight of his watermelons is more than 6 kg. A randomly selected sample of 36 watermelons yielded a test statistic of z = 1.5. Find the p-value to test the farmer's claim. 0.001 0.071 0.067 O0.002 QUESTION 12 A real estate agent claims that the average rent of a two-bedrooms apartments in downtown is 9000 AED. A randomly selected sample of 16 units yielded a test statistic of t= 2. Find the p-value to test the claim of the real estate agent. O0.064 0.063 0.046 O 0.02 QUESTION 25 Of 100 adults selected randomly from one town, 69 have health insurance. Find a 90% confidence interval for the true proportion of all adults in the town who have health insurance. Round your answer to four decimal places. (0.6139, 0.7661) (0.6132,0.7668) (0.6390 , 0.7410) (0.5765, 0.8035) The coefficient of linear correlation between the age and the price of a certain car is found to be r= -0.85. Which of the following values could be the slope of the linear regression line of the price on the age of the car? -0.75 4.78 1.89 QUESTION 23 A farmer claims that the average weight of his watermelons is more than 6 kg. A randomly selected sample of 36 watermelons yielded a test statistic of z = 1.5. Find the p-value to test the farmer's claim. 0.001 0.071 0.067 O0.002 QUESTION 12 A real estate agent claims that the average rent of a two-bedrooms apartments in downtown is 9000 AED. A randomly selected sample of 16 units yielded a test statistic of t= 2. Find the p-value to test the claim of the real estate agent. O0.064 0.063 0.046 O 0.02 QUESTION 25 Of 100 adults selected randomly from one town, 69 have health insurance. Find a 90% confidence interval for the true proportion of all adults in the town who have health insurance. Round your answer to four decimal places. (0.6139, 0.7661) (0.6132,0.7668) (0.6390 , 0.7410) (0.5765, 0.8035)

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Q 22 Given that Correlation coefficient r 085 As correlation coefficient is negative then slope also ... View the full answer