stu132057
Answered

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20 points and marked brainlyist help me ASAP

20 Points And Marked Brainlyist Help Me ASAP class=

Sagot :

Answer + Step-by-step explanation:

(a)

Check the attached image.

(b)

Range of sample means : 7.5 - 5.75 = 1.25

(c)

The closer the range of the sample means is to 0 ,

the more confident they can be in their estimate . [tex]\huge \checkmark[/tex]

The farther the range of the sample means is from 0 ,

the more confident they can be in their estimate . 

The mean of the sample means will tend to be a better estimate

than a single sample mean . [tex]\huge \checkmark[/tex]

A single sample mean will tend to be a better estimate

than the mean of the sample means .

View image profarouk
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