Mathematics, 24.12.2019 00:31 ns047637pea80j
How many people in a car? a study of rush-hour traffic in san francisco counts the number of people in each car entering a freeway at a suburban interchange. suppose that this count has mean 1.5 and standard deviation 0.75 in the population of all cars that enter at this interchange during rush hours. (a) could the exact distribution of the count be normal? why or why not? (b) traffic engineers estimate that the capacity of the interchange is 700 cars per hour. find the probability that 700 randomly selected cars at this freeway entrance will carry more than 1075 people. show your work. (hint: restate this event in terms of the mean number of people per car.)
Answers: 2
Mathematics, 21.06.2019 20:00, desereemariahha
Someone answer asap for ! the following statements are true about the coins calvin and sasha have collected. * calvin and sasha has the same amount of money. * calvin has only quarters. * sasha has dimes, nickels, and pennies * calvin has the same number of quarters as sasha has dimes. * sasha has $1.95 in coins that are not dimes. exactly how many quarters does calvin have?
Answers: 3
Mathematics, 22.06.2019 00:30, andrejr0330jr
Which equation represents h for right triangle abc
Answers: 3
Mathematics, 22.06.2019 02:00, Mitchmorgan3816
Sally deposited money into a savings account paying 4% simple interest per year. the first year, she earned $75 in interest. how much interest will she earn during the following year? show your work and explain your reasoning in the space provided below.
Answers: 2
How many people in a car? a study of rush-hour traffic in san francisco counts the number of people...
Mathematics, 04.05.2021 20:40
Mathematics, 04.05.2021 20:40
Mathematics, 04.05.2021 20:40
Geography, 04.05.2021 20:40
Mathematics, 04.05.2021 20:40
Chemistry, 04.05.2021 20:40
Mathematics, 04.05.2021 20:40