What is the correct alternative hypothesis for the following conjecture – the average price of a 1/2 ton truck is below $39,800

For each of the following, indicate the scale of measurement that best describes the infor mation.a. In 2008, Dell Corporation had approximately 78,000 employees.b. USA Today reports that the previous day’s highest temperature in the United States was 105 degrees in Death Valley, California. Source: USA Today, June 19, 2009, p. 12A.c. An individual respondent answers “yes” when asked if TV contributes to violence in the United States.d. In a comparison test of family sedans, a magazine rates the Toyota Camry higher than the VW Passat.

Identify the following values. Consider the function shown with a graphical depiction of limƒ ( x = L , including the roles XC of & and d. 201 1.8- 1.6 1.4- 1.2- Y 1.0- 0.8- 0.6- 0.4 0.2- 0.0+T 0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 2.2 1. 1.6 2. 1.0 E = 3. 0.4 = %3D 4. 0.6 >

7. CD is an altitude drawn to the hypotenuse of AABC. What is the value of AC, rounded to the nearest hundredth, if AD = 4 and BD = C 9? %3D A B.

For this problem, carry at least four digits after the decimal in your calculations. Answers may vary slightly due to rounding.In a survey of 1000 large corporations, 246 said that, given a choice between a job candidate who smokes and an equally qualified nonsmoker, the nonsmoker would get the job. (a) Let p represent the proportion of all corporations preferring a nonsmoking candidate. Find a point estimate for p. (Round your answer to four decimal places.)(b) Find a 0.95 confidence interval for p. (Round your answers to three decimal places.) lower limit       upper limit       What is the margin of error based on a 95% confidence interval? (Round your answer to three decimal places.)

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Please answer number 8. Make sure to show work; thx!!

For this problem, carry at least four digits after the decimal in your calculations. Answers may vary slightly due to rounding.In a marketing survey, a random sample of 994 supermarket shoppers revealed that 272 always stock up on an item when they find that item at a real bargain price. (a)  Let p represent the proportion of all supermarket shoppers who always stock up on an item when they find a real bargain. Find a point estimate for p. (Enter a number. Round your answer to four decimal places.) (b)  Find a 95% confidence interval for p. (For each answer, enter a number. Round your answers to three decimal places.)lower limit     upper limit     Give a brief explanation of the meaning of the interval. We are 5% confident that the true proportion of shoppers who stock up on bargains falls within this interval.We are 95% confident that the true proportion of shoppers who stock up on bargains falls outside this interval.    We are 95% confident that the true proportion of shoppers who…

For this problem, carry at least four digits after the decimal in your calculations. Answers may vary slightly due to rounding.In a marketing survey, a random sample of 982 supermarket shoppers revealed that 262 always stock up on an item when they find that item at a real bargain price. (a) Let p represent the proportion of all supermarket shoppers who always stock up on an item when they find a real bargain. Find a point estimate for p. (Round your answer to four decimal places.)(b) Find a 95% confidence interval for p. (Round your answers to three decimal places.) lower limit       upper limit

1.) Below are prices per gallon of regular gasoline at various Shell and Mobil gas stations. Shell:   $3.34   $3.56   $3.90   $4.01   $4.12   $3.36   $3.59 Mobil: $23.24   $3.25   $3.99   $3.99   $4.33   $2.99   $3.23   $2.90   $3.56   $3.12   At a= 0.01, test the claim that these two gas chains have the same average gas prices. a.) Use a hypothesis test    b.) Use an appropriate confidence interval 1a.) H0: ______________________   H1: ___________________   t= ________________ P-value __________________ Conclusion: _________________________________ b.) t a/2 = ____________________    CI: ____________________________ Conclusion: ___________________________________________