MA 21 A random sample of 10 parking meters in a resort community showed the following incomes for a day Assume the incomes are normally distributed. Find the 95% confidence interval for the true mean. Round to the nearest cent. $3.60 $4.50 $2.80 $6.30 $2.60 $5.20 $6.75 $4.25 $8.00 $3.00 O ($3.39, $6.01) O ($1.35, $2.85) O ($4.81, $6.31) O ($2.11, $5.34) ARE 22