Ten local nail salons were surveyed regarding the price each charges for a manicure.The results are given below.Fill in the following blanks.

$20$27$25$18$22$30$30$20$30$27

The median is $

Blank 1. Fill in the blank, read surrounding text.

.

The mode is $

Blank 2. Fill in the blank, read surrounding text.

.

The sample mean is $

Blank 3. Fill in the blank, read surrounding text.

.

The sample standard deviation is $

Blank 4. Fill in the blank, read surrounding text.

.Round to2 decimal places.

Note, do NOT use the $ sign in the answer boxes.