subject

The average time a subscriber spends reading The Wall Street Journal is 49 minutes (The Wall Street Journal Subscriber Study). Assume the standard deviation is 16 minutes and that the times are normally distributed. 1) What is the probability a subscriber will spend at least 1 hour reading the journal?
2) What is the probability a subscriber will spend no more than 30 minutes reading the journal?
3) What is the time range for the 10% who spend the most time reading the journal?

ansver
Answers: 2

Another question on Computers and Technology

question
Computers and Technology, 23.06.2019 04:00
Write a method that takes in an array of point2d objects, and then analyzes the dataset to find points that are close together. be sure to review the point2d api. in your method, if the distance between any pair of points is less than 10, display the distance and the (x,y)s of each point. for example, "the distance between (3,5) and (8,9) is 6.40312." the complete api for the point2d adt may be viewed at ~pf/sedgewick-wayne/algs4/documentation/point2d.html (links to an external site.)links to an external site.. try to write your program directly from the api - do not review the adt's source code.
Answers: 1
question
Computers and Technology, 23.06.2019 12:30
How is the brightness of oled of the diaplay is controled
Answers: 1
question
Computers and Technology, 24.06.2019 10:10
Which view in a presentation program displays a split window showing the slide in the upper half and a blank space in the lower half?
Answers: 1
question
Computers and Technology, 25.06.2019 03:00
Between 1932 and 1938, chester carlson developed a process that enabled a "picture" of a document to be taken and then have it reproduced on another
Answers: 1
You know the right answer?
The average time a subscriber spends reading The Wall Street Journal is 49 minutes (The Wall Street...
Questions
Questions on the website: 13722362