A regional bank issues different types of credit cards. As part of its annual review of the profitability of each type of credit card, the bank randomly samples 36 customers to measure the average quarterly charges per card. A random sample of 36 accounts from one type of credit card shows the accompanying spending per account (rounded to the nearest dollar).
Complete parts a through e below.
Data on Credit Card Spending:
Credit Card Spending
$2,373 $4,197 $3,711 $2,324 $2,782 $2,635
$2,628 $2,968 $2,954 $2,550 $2,401 $1,363
$1,797 $1,993 $2,539 $3,233 $2,855 $1,630
$2,169 $3,249 $3,428 $1,932 $3,067 $2,340
$2,991 $2,245 $3,496 $2,697 $2,983 $3,138
$1,600 $2,852 $2,739 $2,132 $2,885 $3,243