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Use Excel to answer the following questions.
1. Construct a histogram and a frequency polygon for the following data.
Class Interval
Frequency
30-under 32
5
32-under 34
7
34-under 36
15
36-under 38
21
38-under 40
34
40-under 42
24
42-under 44
17
44-under 46
8
2. Are the advertising dollars spent by a company related to total sales revenue? The following data represent the advertising dollars and the sales revenues for various companies in a given industry during a recent year. Construct a scatter plot of the data from the two variables and discuss the relationship between the two variables.
Advertising (in $millions)
Sales (in $millions)
4.2
155.7
1.6
87.3
6.3
135.6
2.7
99.0
10.4
168.2
7.1
136.9
5.5
101.4
8.3
158.2
Pretend you are a specialist in "Math Anxiety Disorder" and you have a group of students who have signed up for therapy because they are starting a Math class in one week and they have not taken Math in 10 years!
Kinetic energy varies jointly as the mass and the square of the velocity. A certain body has a mass of 5 grams and an energy of 40 joules at a velocity of 4 meters per second. What is the velocity of the body when its energy is 90 joules?
Formulate the above as linear programming problem. Solve (a) by graphical method. Solve using simplex method.
If women are by nature either passive or uncompetitive, then it is not the case that there are lawyers who are women. If men are by nature either insensitive or without the ability to nurture, then it is not the case that there are kindergarten te..
Where are you getting 300 from? What month are you starting the model from?
Identifying and Recognizing Variations in Sets, I am currently working on sets and how to identify/recognize variations based on symbols. Is there any kind of "outline" or list/reference that I can utilize to better understand their core meaning?
How to solve 8-3(x+1)=5-(2x-3) what is the process?
finding thenbsp probability from the given dataa package contains 9 candy canes 6 of which are cracked. if 2 are
Hypothesis test for population mean
consider the following problema top nhl hockey player scores on 93 of his shots in a shooting competition. what is the
A piece of wire 4 m long is cut into two pieces, then each piece is bent into a square. Express the combined area of the two squares in terms of one variable x
A plane flies 430 miles with the wind and 310 miles against the wind in the same length of time. If the speed of the wind is 30mph, what is the speed of the plane in still air?
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