subject
Mathematics, 05.11.2019 06:31 sebastianmettsovghhk

The weights of a bat in a zoo are normally distributed with a mean of 2.2 pounds and a standard deviation of 0.3 pounds. about what percent of the bats at the zoo weigh 1.9 pounds and 2.5 pounds?
a. 47.5%
b. 68%
c. 34%
d. 81.5%

ansver
Answers: 1

Another question on Mathematics

question
Mathematics, 21.06.2019 17:00
The size of a certain cell is 2.5*10^-9m. another cell is 1.5*10^3 times larger. how large is the larger cell in scientific notation?
Answers: 2
question
Mathematics, 21.06.2019 17:30
Write an expression that has three terms and simplifies to 4x - 7. identify the coefficient(s) and constant(s) in your expression
Answers: 1
question
Mathematics, 21.06.2019 21:00
When solving this problem: 3025/5.5 = a/90.75 you get 49912.5 which would be the length of one of the sides of a square when the area is only 90.75 inches. is that answer correct, why, and how is it possible?
Answers: 1
question
Mathematics, 21.06.2019 21:00
If 30 lb of rice and 30 lb of potatoes cost ? $27.60? , and 20 lb of rice and 12 lb of potatoes cost ? $15.04? , how much will 10 lb of rice and 50 lb of potatoes? cost?
Answers: 1
You know the right answer?
The weights of a bat in a zoo are normally distributed with a mean of 2.2 pounds and a standard devi...
Questions
question
History, 14.10.2019 22:40
Questions on the website: 13722360