Mathematics, 15.01.2022 14:00, bankskry
One thousand students took a test resulting in a normal distribution of the scores with a mean of 80 and a standard deviation of 5. How many students scored between 70 and 90
Answers: 1
Mathematics, 21.06.2019 14:00, deadslinger5134
Which product is positive a is 2/5 -8/9 -1/3 -2/7 b is -2/5 8/9 -1/3 -2/7 c is 2/5 8/9 1/3 -2/7 d is -2/5 -8/9 1/3 2/7
Answers: 2
Mathematics, 21.06.2019 18:30, guillianaroberts
Water flows at a steady rate from a tap. its takes 40 seconds to fill a 4 litre watering can from the tap. the rate at which water flows from the tap is halved. complete: 4 litres into cm3
Answers: 3
One thousand students took a test resulting in a normal distribution of the scores with a mean of 80...
Biology, 20.01.2020 15:31
Mathematics, 20.01.2020 15:31
History, 20.01.2020 15:31
Mathematics, 20.01.2020 15:31