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Simplify each expression
1.) -4^0 - 8^0
2.) -12z^4y^/-2hk^3 (this is a fraction)
3.) 2x^+4/2x (this is a fraction)
4.) (14y+8y^+y^3+12) divided by (6+y)
5.) Perimeter of a rectangle. The perimeter of a rectangular backyard is 6x+6 yards. If the width is x yards, find a binomial that represents the length.
A sample of 64 observations is selected from a normal population. The sample mean is 215, and the sample standard deviation is 15. Conduct the following test of hypothesis using the .03 significance level.
A shipment of 150 television sets contains three defective units. If a vending company buys three of the units in the shipment, what is the probability that at least one of the units is defective?
Expireall Corporation is in finishing business. The following data took place during September: The standard cost card indicates that 2.0 feet are used in the production of each unit. The standard cost of each material is $4.50 per foot.
Find out the probability
You read a report that says, "On the basis of the simple random sample of 100 high school seniors that took the SATM test this year, a confidence interval for µ is found to be 512.00 ± 25.76." What was the confidence level used to calculate this..
What is the difference between the critical-value method and the p-value method of hypothesis testing? Include in your post how the question's topic pertains to your health discipline.
Fixed costs of $9,200 per month and variable costs of 70 cents per unit produced. Each item is sold to retailers at a price that averages 90 cents.
Say, for example, the correlation is 0.75 between Height (measured in inches) and Weight (measured in pounds). If Height were changed to being measured in centimeters (where 1 inch = 2.54 centimeters) what effect would this have on the correlation..
Describe the data appear the strength of the relationship among variables is sufficient to warrant using linear regression forecasting.
A City Survey states that 70 percent of all business owners favor increasing the parking fees. The city has commissioned a random sample of n = 100 business owners.
The probability of obtaining a random sample mean, which is lower than the population mean, is:
An environmental agency recently claimed more than 28% of consumers have stopped buying a certain product because of environmental concerns.
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