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Question: Deer ticks. Wildlife biologists inspect 153 deer taken by hunters and find 32 of them carrying ticks that test positive for Lyme disease.
a) Create a 90% confidence interval for the percentage of deer that may carry such ticks.
b) If the scientists want to cut the margin of error in half, how many deer must they inspect?
c) What concerns do you have about this sample?
What is the probability this student will receive 2 or more offers? (Round to 3 decimal places.)
I am writing a thesis and need a paired difference statistical analysis with a confidence level at 95% with t-value for alpha of 0.25
Normally distributed with a mean of 52 and a standard deviation of 3. What is the probability that the MPG for a selected mid-size car would be greater than or equal to 50.
question aluminum and alzheimers disease.the relatives of a man recently diagnosed with alzhcimers disease are suing a
nurses wondered if birth weights of babies are going up. they knew that the average birth weight of a baby last year
A distributor of spices and seasonings checks moisture content of lots of pepper that it receives from a supplier. The company's specifications on moisture.
Find the mean and the standard deviation of the sampling distribution of x bar, and find an interval containing 95.44 percent of all possible sample mean returns.
calculate the standard deviation for random variable
2391 women are asked which hand they preferred to use and which foot they preferred to use with results as right hand
A marketing research analyst collects data for a random sample of 100 customers out of the 400 who purchased a particular "coupon special".
Lemington's is trying to determine how many Jean Hudson dresses to order for the spring season. Demand for the dresses is assumed to follow a normal.
If a consumer wants to avoid trans fat as much as possible, which combination of brand and style would you recommend? Why?
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