Erin Shaffer
MKT243-90
4/22/17
Sales Project/Memo
Topic: LT (Laguna Tools) Compact Shaper
Written Sales Memo:
Research
Laguna Tools is an award winning manufacturer of innovative CNC routers, fiber la
Assumptions
Working hours a day
Inflation Rate
Income tax
8
3.50%
30%
1914
2014
0.63 $ 40.00
5.00 $ 320.00
3.50 $ 224.00
Pay per hour
Pay per day
Post Tax pay
$
$
$
Future value of post tax pay
Curren
x
y
X descriptive stats
530
1115
1145
510
380
250
350
465
150
165
Mean
Standard Error
Median
Mode
Standard Deviation
Sample Variance
Kurtosis
Skewness
Range
Minimum
Maximum
Sum
Count
736
162.96778823
A real estate company surveyed 50 of its sold properties. The following table gives the
selling prices (in thousand dollars) of these properties.
61.4
63.9
73.4
57.3
54.8
56.8
76.4
32.1
35.3
27.3
46.8
Question 5:
a. Expected value: (1/4+1/4+1/4+1/4)*u
*(4u) = u
Variance: 4*(1/4^2* variance) + 0
Covariance for all the variables is independent so 0
Variance = *sigma square = 0.25*sigma square
b. Now
Question 1
a. Mean of X = 736
Mean of Y=276
b. Std dev of X= 364.41; std dev of Y=132.35
c. Correlation coefficient= 0.926253
d. Slope coefficient= 0.336
e. Intercept: 28.397
f. Predicted values:
Obse
Think about a study you would like to explore in your future or current career that could be analyzed with a onesample t test. To help design the study, please answer the following:
List the null hypo
The proportion of settled medical malpractice suits is 0.21.
Which of the following is a type I error?
Reject the claim that the proportion of settled malpractice suits is 0.21 when the proportion is
1. Suppose that the monthly interest rate is 0.05%. What would be the monthly mortgage payment on a
$500,000 dollar mortgage for a 30 year, fixed rate loan?
=PMT(0.05%,30*12,-500000,0)
$1,517.98
2. Su