Astore manager wishes to investigate whether there is a relationship between the type of promotion offered and the number
of customers who spend more than $30 on a purchase. data will be gathered and placed into the two-way table below.
customer spending by promotion run
20
customers
spending
more than $30
customers
spending
$30 or less
$10 off $50
15% off
$5 off $25
buy-1-get-1 half off
which statement best describes how the manager can check if ther
un
tion between the two variables?