On 1 po how is the mean of the distribution of sample

on 1 /
po
How is the mean of the distribution of sample means related to the population mean of the number of
cancer spots?
Question options:

The mean of the distribution of sample means is less than the mean of the number of cancer spots.
The mean of the distribution of sample means is equal to the mean of the number of cancer spots.
The mean of the distribution of sample means is greater than the mean of the number of cancer spots.
We cannot be sure of any of the above answers until we examine the data.
on 1 /
po
The numbers of skin cancer spots of 60-70 year old men are right-skewed. Assuming the sample size
is large, which of the following best describes the shape of the distribution of sample means?
Question options:
It is approximately normal.
It is right-skewed.
It has more than one mode.
We cannot be sure until we examine the data.
1 /
po
Suppose the sample size for this study was
n=2
{"version":"1.1","math":"n=2"} instead
of
n=70
{"version":"1.1","math":"n=70"}. What would be the shape of the distribution of sample
means?
Question options:
Skewed right
Normal

Skewed left
We cannot be sure until we examine the data.
Expect: 1,7