Question

What's the mean number of kernels per row in the sample of ears?

Answer 1

We know that the mean of a samples if given by:

`\mu=(x_1+x_2+\cdots+x_n)/(n)`

So we replace our data so:

`\mu=(49+52+48+52+54+51+53+\ldots+48+52)/(20)`

and we solve so:

`\mu=(1023)/(20)=51.15`