The table shows the mean number of basketball goals made by four random samples of players from the school team during
his year's season
sample #
sample mean
number of goals
7
4
سامانه ام
con
is a valid prediction for the mean of the population possible using these samples?
no, there are not enough samples
yes, the sample means are all less than 10
yes the variation of the sample means is small.
no, the variation of the sample means is too great.