Reference no: EM131094261
A drug company is measuring levels of oxygenation in patients after receiving a test medication. As the researcher, you are interested in whether Group I, which received the medication, has the same oxygenation levels as Group II, which did not.
1) Group 1: 2,3,3,4,4,7,8,9
2) Group 2: 1,2,2,3,4,4,5,5,6,8
Use Excel to run a t-test for two samples, assuming equal variances, with an alpha value of 0.05. Run the t-test and note:
1) Are you doing a one-tailed test or a two-tailed test (Excel will give you both)?
2) What is the probability that Group I is different from Group 2, using the p value? Is it significant against the benchmark of p < .05?
|
Time lapsed between two consecutive trades
: The probability that the time lapsed between two consecutive trades would fall below 13 seconds was 7%. What is the probability that the time lapsed between two consecutive trades will be longer than 17 seconds?
|
|
Complete a one-sample t-test
: Based upon the two groups - high and low - complete a one-sample t-test to see if there is a significant difference between the two groups based on the second variable that you choose
|
|
Describe the double-blind technique
: Describe the double-blind technique and state the significance of it - imagine you work for a drug company that just created a medication to decrease anxiety in adults. Design an experiment using the appropriate research method that would allow you..
|
|
Poisson distribution with a mean
: The number of 911 calls in Butte, Montana has a Poisson distribution with a mean of 12.555 calls a day. The probability of seven 911 calls in a day is ____________
|
|
Measuring levels of oxygenation
: A drug company is measuring levels of oxygenation in patients after receiving a test medication. As the researcher, you are interested in whether Group I, which received the medication, has the same oxygenation levels as Group II, which did not.
|
|
Can aurelia still win a negligence case against the hospital
: Eleanor tells Irene the artwork is a worthless piece of junk, so Irene sells the painting to Aziz at a yard sale for $50. The following week, Irene finds out that Aziz sold the painting for $12 million dollars at auction, after an appraiser at the..
|
|
Corporate brand and branding in a company
: The process of building and developing the brand image of an organization is difficult and also expensive to maintain and adapt. The environment in which it is developed is cluttered, confused and much complex because of the proliferation of the prod..
|
|
Selected ball is returned to the urn
: An urn contains 7 green and 9 black balls. Five balls are randomly drawn from the urn in succession, with replacement. That is, after each draw, the selected ball is returned to the urn.
|
|
What do you consider difficult about recursion
: What do you consider difficult about recursion? Do we need mindset change when approaching recursion? Are there problem types that could be better approached in a recursive way instead of an iterative way?
|