I examining the ability of users to complete a variety of

Assignment Help Basic Statistics

Reference no: EM13603563

In examining the ability of users to complete a variety of information-seeking tasks on their mobile devices, Nielsen Norman Group assigned sample members to get the answers to a variety of questions like, "How many calories are there typically in a slice of thin-crust pizza?" The success rate for achieving such tasks was 75% for those using touch-screen phones like the iPhone to access the mobile Internet, compared to the 80% for persons accessing websites on a conventional personal computer. Assuming these percentages to be based on independent samples of 500 persons each, and using the 0.01 level of significance, can we conclude that the population success rate with the mobile Internet and touch-screen phone?

Reference no: EM13603563

Questions Cloud

A round casting is 0 2 m in diameter and 1 m in length what : a round casting is 0. 2 m in diameter and 1 m in length. another casting of the same metal is elliptical in cross

What is the y-component of vector d what is the x-component : vector a has magnitude of 5.0 at an angle of 60.0 o from the x-axis. vector b has magnitude of 9.0 at an angle of -20.0

Legal docs inc is a legal services firm that files : legal docs inc is a legal services firm that files incorporation papers for small businesses. they charge 1000 per

What is the highest temperature at which the flash drum can : we have a mixture that is 20 mol propane 35 mol n-butane and 45 mol n-hexane. if a flash drum operates at 400 kpa what

I examining the ability of users to complete a variety of : in examining the ability of users to complete a variety of information-seeking tasks on their mobile devices nielsen

What is the speed of the ball when it leaves sarahs hand : julie throws a ball to her friend sarah. the ball leaves julies hand a distance 1.5 meters above the ground with an

Find the mole fractions of liquid and vapor products and vf : we are separating a mixture of methanol and water in a flash drum at 1atm pressure. using the equilibrium data feed

Offshore company makes 2 different types of boats sail and : offshore company makes 2 different types of boats sail and fishing boats. the company consists of two different

Electrical power generation is one of the largest sources : electrical power generation is one of the largest sources of human-caused greenhouse gas emissions. these emissions are

User Account

All Pages