Mathematics, 12.02.2020 18:20 briannagisellegarcia
On a road, you take a random sample of the speed of 40 cars with a speed detector and determine that their average speed is 49 mph. Which statement is true? A) You conclude that the speed of all cars on this road is exactly 49 mph. B) You conclude that the average speed of all cars on this road is close to 49 mph. C) You conclude that the speed of more than half of the cars on this road is less than 49 mph. D) You conclude that the speed of less than half of the cars on this road is more than 49 mph. On a road, you take a random sample of the speed of 40 cars with a speed detector and determine that their average speed is 49 mph. Which statement is true? A) You conclude that the speed of all cars on this road is exactly 49 mph. B) You conclude that the average speed of all cars on this road is close to 49 mph. C) You conclude that the speed of more than half of the cars on this road is less than 49 mph. D) You conclude that the speed of less than half of the cars on this road is more than 49 mph.
Answers: 3
Mathematics, 21.06.2019 14:40
Consider the table below. x y -1 -5 0 5 1 11 2 13 3 11 complete the standard form equation representing the quadratic relationship displayed above, where a, b, and c are constants.
Answers: 2
Mathematics, 21.06.2019 17:30
Afarmer sells 9.5 kilograms of apples and pears at the farmer's market. 4/5 of the weight is the apples and the rest is the pears. how many kilograms of pears did she sell at the farmers market
Answers: 1
Mathematics, 21.06.2019 18:30
Someone answer this asap rn for ! a discount store’s prices are 25% lower than department store prices. the function c(x) = 0.75x can be used to determine the cost c, in dollars, of an item, where x is the department store price, in dollars. if the item has not sold in one month, the discount store takes an additional 20% off the discounted price and an additional $5 off the total purchase. the function d(y) = 0.80y - 5 can be used to find d, the cost, in dollars, of an item that has not been sold for a month, where y is the discount store price, in dollars. create a function d(c(x)) that represents the final price of an item when a costumer buys an item that has been in the discount store for a month. d(c(x)) =
Answers: 1
Mathematics, 21.06.2019 19:20
Askyscraper is 396 meters tall. at a certain time of day, it casts a shadow that is 332 meters long.at what angle is the sun above the horizon at that time?
Answers: 1
On a road, you take a random sample of the speed of 40 cars with a speed detector and determine that...
Biology, 06.10.2019 00:00
Social Studies, 06.10.2019 00:00
History, 06.10.2019 00:00
Mathematics, 06.10.2019 00:00
Mathematics, 06.10.2019 00:00
English, 06.10.2019 00:00
Mathematics, 06.10.2019 00:00
Mathematics, 06.10.2019 00:00
English, 06.10.2019 00:00
English, 06.10.2019 00:00
Mathematics, 06.10.2019 00:00