20% of the cars in a car park are red.
40 cars are not red.
how many cars are in the car par...
Mathematics, 03.12.2021 15:20 jacobbrandon2002
20% of the cars in a car park are red.
40 cars are not red.
how many cars are in the car park?
Answers: 3
Mathematics, 21.06.2019 18:20, nehaljay1883
The first-serve percentage of a tennis player in a match is normally distributed with a standard deviation of 4.3%. if a sample of 15 random matches of the player is taken, the mean first-serve percentage is found to be 26.4%. what is the margin of error of the sample mean? a. 0.086% b. 0.533% c. 1.11% d. 2.22%
Answers: 1
Mathematics, 22.06.2019 00:50, latraviacox12
Adolphin is swimming with her friend. the dolphin jumps to a height of 4.54.54, point, 5 meters above the surface of the water as her friend swims 9.89.89, point, 8 meters directly below her. what is the position of the dolphin's friend relative to the surface of the water? meters
Answers: 2
Mathematics, 08.06.2020 18:57
Mathematics, 08.06.2020 18:57
Biology, 08.06.2020 18:57