reimanjr9979 reimanjr9979
  • 06-10-2022
  • Mathematics
contestada

the daily useage time on the apple iphone is normally distributed with mean 5.4 hours and standard deviation 1.2 hours. suppose you survey 3 of your friends who have iphones. what is the probability that their mean useage time is less than 4 hours? round your answer to three decimal places.

Respuesta :

Otras preguntas

Four ways the Jews preserved there heritage
Solve for Y in this problem, ax + by = c
What were in the middle kingdom of ancient egypt
In a survey of 150 students, 90 students were taking algebra and 30 were taking biology. What is the least number of students who could have been taking both c
Explain how mumps vaccine makes someone immune to mumps
Which ruler united the Persians into a powerful kingdim
Why do you think that presidents in recent years have given vice presidents more responsibilities? Give two reasons and explain why you think that way.
Which expression is equivalent to X^-1Y^4 / 3x^-5y^-1
A firm starts work with 110 employees for the 1st week. The number of employees rises by 6% per week. How many weeks will it take for 250 persons to be employed
what is the answer for (3+x)^2