Mathematics, 03.10.2021 17:20 dbautista
7) Amtrak s annual passenger revenue for the years 1980 2000 is modeled approximately by the
formula R = -40|- 11| +990 where R is the annual revenue in millions of dollars and x is the
number of years since January 1, 1980. In what years was the passenger revenue $790 million?
Answers: 3
Mathematics, 21.06.2019 15:00, vanessadaniellet21
Analyze the data sets below. data set a 25,25,25,26,26,26,27,28,28,29,30,31 ,31,32,33,33,34,35,35,35 data set b 25,25,25,26,26,26,26,27,27,27,27,28 ,28,29,29,30,31,31,32,34 which of the following statement are true? select all that apply. a. data set a is relatively symmetric and data set b is skewed left. b. the means of the data sets are within 3 units from eachother. c. the data sets have the same standard deviation. d. the mean of data set a is 27.95 and the mean of data set b is 30. e. the data set b has a higher standard deviation than data set a. f. the mean and median of data set a are close in value.
Answers: 3
Mathematics, 21.06.2019 19:00, legacieenglish
Abarbecue sold 26 hamburgers and hot dogs. hamburgers sell for $3.50 each and hot dogs sell for $2.00 each. if the barbecue made $70 in sales, determine and state the number of hot dogs sold.
Answers: 1
Mathematics, 21.06.2019 21:00, joshuasanders8862
You have 12 balloons to blow up for your birthday party. you blow up 1/3, and your friend blows up 5 of them. what fraction of the baloons still need blowing up
Answers: 1
7) Amtrak s annual passenger revenue for the years 1980 2000 is modeled approximately by the
formu...
Mathematics, 16.10.2019 20:40
Mathematics, 16.10.2019 20:40