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
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