Mathematics, 18.05.2021 03:00 Marmama23

I need help ASAP! Lily is a traffic engineer who is investigating the number of vehicles that travel on a certain point of
expressway each day. She places a traffic counter in one direction of the expressway for 14 days. The
number of vehicles counted each day are provided in the accompanying table.

Item
15,410
16.247
16.096
16,330
17,107
11.812
Item
14,877
Item
14,731
15,873
16.129
16,284
16,959
12.101
14.514

Lily says that she can model the data for the number of vehicles per day to a normal distribution because the
distribution is symmetric. Explain whether Lily's statement is correct, and if not, correct the statement she
made.

Answers: 3

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 19:00, alkaline27

Amodel rocket is launched from a roof into a large field. the path of the rocket can be modeled by the equation y = -0.04x^2 + 8.6x + 4.8, where x is the horizontal distance, in meters, from the starting point on the roof and y is the height, in meters, of the rocket above the ground. how far horizontally from its starting point will the rocket land? a. 0.56 m b. 215.56 m c. 431.11 m d. 215.74 m

Answers: 1

continue

Mathematics, 21.06.2019 20:00, mercedespennewp72wea

Evaluate the discriminant of each equation. tell how many solutions each equation has and whether the solutions are real or imaginary. 4x^2 + 20x + 25 = 0

Answers: 2

continue

Mathematics, 22.06.2019 00:00, egirl7838

Titus works at a hotel. part of his job is to keep the complimentary pitcher of water at least half full and always with ice. when he starts his shift, the water level shows 4 gallons, or 128 cups of water. as the shift progresses, he records the level of the water every 10 minutes. after 2 hours, he uses a regression calculator to compute an equation for the decrease in water. his equation is w –0.414t + 129.549, where t is the number of minutes and w is the level of water. according to the equation, after about how many minutes would the water level be less than or equal to 64 cups?

Answers: 2

continue

Mathematics, 22.06.2019 00:00, enevjordan

What is 617.3 miles and each gallon of gas the car can travel 41 miles select a reasonable estimate of the number of gallons of gas karl used.

Answers: 1

continue

You know the right answer?

I need help ASAP! Lily is a traffic engineer who is investigating the number of vehicles that trave...