Entries by Hannah Wangui

Compute the corresponding standaridized sample test statistic

September 28, 2019 in /by

Question I am stuck on two parts. Compute the corresponding standaridized sample test statistic and What do the results tell you. A random sample of 20 binomial trials resulted in 8 successes. Test the claim that the population proportion of successes does not equal 0.50. Use a level of significance of 0.05. (a) Can a normal distribution be used […]

 

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For example, the first data pair indicates that 34% of all fatal accidents of 17-year-olds

September 28, 2019 in /by

Question I understand a and b. It is C-E that I am confused about. style=”color:rgb(0,0,0);”>Let x be the age in years of a licensed automobile driver. Let y be the percentage of all fatal accidents (for a given age) due to speeding. For example, the first data pair indicates that 34% of all fatal accidents of 17-year-olds are due to speeding.x17273747576777y342420121075Complete […]

 

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Use a calculator for this exercise

September 28, 2019 in /by

Question Use a calculator for this exercise. style=”color:rgb(0,0,0);”>Suppose you decide to obtain a four-year lease for a car and negotiate a selling price of $36,500. The trade-in value of your old car is $3450. If you make a down payment of $1700, the money factor is 0.0027, and the residual value is $15,000, find each of the following. (Round your […]

 

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An amount of $1700 is deposited

September 28, 2019 in /by

Question An amount of $1700 is deposited for 6 years in an account that earns 8% interest. (Round your answers to two decimal places.) (a) Calculate the simple interest earned. $   (b) Calculate the interest earned if interest is compounded daily. $   (c) How much more interest is earned on the account when the interest is compounded daily? $    Looking […]

 

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