subject
Mathematics, 30.08.2020 01:01 jaylennkatrina929

The population of lengths of aluminum-coated steel sheets is normally distributed with a mean of 30.05 inches and a standard deviation of 0.3 inches. What is the probability that the average length of a steel sheet from a sample of 9 units is more than 29.95 inches long

ansver
Answers: 2

Another question on Mathematics

question
Mathematics, 21.06.2019 13:20
Clara solved the equation 7/3x = βˆ’2/3 as shown β†’ 7/3x( 3/7 ) = βˆ’2/3 ( 3/7 ) x = βˆ’14 what is clara’s error?
Answers: 1
question
Mathematics, 21.06.2019 15:00
What is the missing constant term in the perfect square that starts with x^2 -20x
Answers: 1
question
Mathematics, 21.06.2019 19:30
The table below represents the displacement of a fish from its reef as a function of time: time (hours) x displacement from reef (feet) y 0 4 1 64 2 124 3 184 4 244 part a: what is the y-intercept of the function, and what does this tell you about the fish? (4 points) part b: calculate the average rate of change of the function represented by the table between x = 1 to x = 3 hours, and tell what the average rate represents. (4 points) part c: what would be the domain of the function if the fish continued to swim at this rate until it traveled 724 feet from the reef? (2 points)
Answers: 2
question
Mathematics, 21.06.2019 21:00
The perimeter of a rectangle is 42 inches. if the width of the rectangle is 6 inches, what is the length
Answers: 2
You know the right answer?
The population of lengths of aluminum-coated steel sheets is normally distributed with a mean of 30....
Questions
Questions on the website: 13722361