mms2221 mms2221
  • 02-06-2021
  • Mathematics
contestada

The proportion of iphone users over other smart phones is said to be​ 42%. We believe the propotion may be greater. Determine the sample size needed to test this claim using alpha​ = 0.05, beta​ = 0.05, and the maximum error we will allow is 0.10.
A.
322
B.
379
C.
504
D.
269

Respuesta :

takaiyarichardson11 takaiyarichardson11
  • 02-06-2021
The answer is B 379 Easy math
Answer Link

Otras preguntas

A narrative poem__? A) tells a story B) resembles a song C) must be written in blank verse D) can be a sonnet, an ode, or an epic
Which sentence from their eyes were watching god contains an example of dialect?
lim x → 0 sin3x)/5x^3 -4
3a n (a n + a n - 1 ) How would I simplify it?
The Continental Congress proclaimed the hero at Saratoga was:Charles CornwallisNathaniel GreeneHoratio GatesGeorge Washington
is 5(x-1) equivalent to 5x-1
Why is the inner core a solid if it is the hottest layer?
Alex, Jean, Pat, and Tommie do not have cars. Each has a different way of getting around town (bike, bus, roller blades, and walking).Alex and Jean do not know
what are similarities between the northeast and southeast region?
If you take salt and mix it with oil what will happen