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Q1) Manufacturer thinks he can get $124.00 for his product. Wanting to prove his faith he collected random sample of 64 potential buyers of his product and found on average they were eager to pay $121.9 with sample standard deviation of $16.00. If he tests at = .05 level what would he conclude?
2) Following data are bi-weekly gross pay amounts for current graduates of university's Masters program
$2,225
$2,900
$1,923
$3,200
$4,000
$3,847
$3,780
a) Determine the Mean
b) Determine the Position of the Location of the Median
c) Determine the Median
d) Determine the Range
e) Determine the Midrange
f) Determine the Mode
g) Determine the Standard Variance
h) Determine the Standard Deviation
For thefts involving more than $1,000, there is an inverse relationship between the value of the goods stolen and the length of the prison sentence given to the thief.
What is the probability she received 5 or more email during the same period?
Modify above problem (Problem 8th) so that each hardware vendor now demands seventy-five (75) units. Any units available from the vendors that are not shipped cost nothing.)
The following estimated regression model was developed relating yearly income (Y in $1,000s) of 30 individuals with their age (X 1 ) and their gender (X 2 ) (0 if male and 1 if female).
For this same sample of n = 45, find out the width of confidence interval around population mean? Illustrate all work.
What is the likelihood all four of the selected flights arrived within 15 minutes of the scheduled time?
Solve the mean and standard deviation equations
Run a multiple regression and interpret all the findings, R 2 , F, IV coefficients, and the intercept. Then in paragraph format, identify and report the following:
Determine the 95% confidence interval for your estimate what data have you utilized as the basis of your predictions what suppositions have you made.
Find the standard error of the difference in sample means,
When using the distribution of sample means to estimate the population mean, what is the benefit of using larger sample sizes?
High levels of glucose in the blood are indications of diabetes, which is becoming more prevalent in the United States. Diabetes can lead to many complications such as blindness and heart disease. A random sample of 180 individuals had their blood su..
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