MM255 Business Math and Statistical Measures Unit 7: Instructor Graded Assignment Business Statistics Unit 7 focuses on descriptive business...

Question 1: (10 Points)

Find the mean, median and mode of the following:

Question 2: (20 Points)

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

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: (10 Points)

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?