Mathematics, 07.03.2020 03:26 PLEASEHELP4528
A car company developed a certain car model to appeal to young consumers. The car company claims the average age of drivers of this certain car model is26.00 years old. Suppose a random sample of 18 drivers was drawn, and the average age of the drivers was found to be 28.70 years. Assume the standard deviation for the age of the car drivers to be 2.3 years. Complete parts a through c below. a. Construct a 95% confidence interval to estimate the average age of the car driver. The 95% confidence interval for the average age of the car driver has a lower limit of years old and an upper limit of years old.
Answers: 2
Mathematics, 21.06.2019 16:30
You drop a rubber ball off the roof of a 50 meter high building onto a paved parking lot. it bounces back up with every bounce, but not quite all the way back up to you. after the first bounce it bounces back only 80 percent of the distance it was dropped from. the pattern continues, meaning after every bounce it comes up to just 80 percent of the previous maximum height. so if before the first bounce the height is 50 meters, what height does the ball reach after the fifth bounce? round your answer to one decimal place and chose the correct response from the choices below:
Answers: 1
Mathematics, 21.06.2019 20:00
You wanted to draw an enlargement of design that printed on a card that is 4 in by 5
Answers: 1
A car company developed a certain car model to appeal to young consumers. The car company claims the...
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