Omundu M.

asked • 04/09/15

It is known that 73% of secretaries in US know how to touch type. A sample of 1800 secretaries is taken. What is the probability that the sample proportion of s

It is known that 73% of secretaries in US know how to touch type. A sample of 1800 secretaries is taken. What is the probability that the sample proportion of secretaries who can touch type differs from the national proportion by no more t5han 3 %.

1 Expert Answer

By:

John F. answered • 04/12/15

Business, standardized testing (SAT, GMAT) & statistics tutor

Still looking for help? Get the right answer, fast.

Ask a question for free

Get a free answer to a quick problem.
Most questions answered within 4 hours.

OR

Find an Online Tutor Now

Choose an expert and meet online. No packages or subscriptions, pay only for the time you need.