Question 1 find the mean median and mode of the

Question 1:

Find the mean, median and mode of the following:

Presto Printing Company sales for the month of February.
(NOTE: The company is closed on Sundays.)

February 2: \$4,694
February 3: \$5,954
February 4: \$3,309
February 5: \$3,106
February 6: \$7,124
February 7: \$2,149
February 9: \$3,123
February 10: \$4,128
February 11: \$3,198
February 12: \$2,198
February 13: \$7,287
February 14: \$1,123
February 16: \$4,598
February 17: \$3,987
February 18: \$3,099
February 19: \$3,098
February 20: \$5,980
February 21: \$3,209
February 23: \$6,531
February 24: \$3,098
February 25: \$4,598
February 26: \$4,873
February 27: \$9,876
February 28: \$5,878

Question 2:
a) Set up a frequency distribution table and calculate the relative frequency for the following quiz scores that Matt achieved in his Algebra course:
Matt's Quiz Scores: 85, 88, 92, 79, 100, 78, 61, 60, 79, 99, 100, 69, 98, 85, 92, 79, 81, 85, 100, and 100.

Use the following frequency intervals:
60 - 70
70 - 80
80 - 90
90 - 100

b) Calculate the variance and standard deviation for Matt's quiz scores.
Suggestion: set the problem up in steps within a table like the textbook illustrates.

Question 3:
Patrick's Average Sales:

Monday \$4,099
Tuesday \$6,900
Wednesday \$0
Thursday \$10,000
Friday \$9,007
Saturday \$9,766
Sunday \$0

Is it better for Patrick to earn 7.5% based on his average daily sales or a flat \$4,000 for the week?