If a population has a mean of 128 and samples of size 50 from this population have a standard deviation in their sample means of

Question

3 years ago

9

If a population has a mean of 128 and samples of size 50 from this population have a standard deviation in their sample means of

3.8, then which of the following sample mean would not be within the margin of error when sampling from this population?
A) 119.7
B) 122.8
C) 134.9
D) 135.2

Mathematics

1 answer:

Angelina_Jolie [31] · Answer 1 · 2022-07-30T09:36:29+03:00

Angelina_Jolie [31]3 years ago

7 0

Answer is B, but please study for your future you don’t need help from others trust me just study for 2 hours a day that will help you to develop some skills and make brainiest that’s mean you will develop some brain cells that you