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The mathematics department is interested in observing the performance of their first-year undergraduate students. The performance in mathematics of all freshmen in college is compared with their performance in high school math. Determine whether the experiment represents an independent sampling method or a dependent sampling method.
Select one:
a. Independent sampling method
b. Dependent sampling method
c. Cannot be determined
The probability that a call-centre consultant receives 3 calls during any given hour is 0.1404 and the probability that the consultant receives 5 calls during any given hour is 0.1755. Assuming that the calls are Poisson-distributed, calculate the p..
Suppose a new weight loss program was sponsored by the local health and fitness club in a small town. The program claims to make people lose more than five pounds in a month. Twelve participants were selected and their weights were recorded.
1. what are the assumptions of the simple linear model?2. name three assumptions of the anova
What is the differences among a proportion, a percentage, and a ratio? How does a non-parametric business scenario differ from a parametric business scenario?
Create a 99 percent confidence interval for mean daily intake of milk. You may suppose daily intake amounts are usually distributed.
a sample of 25 patients in a doctors office showed that they had to wait an average of 35 minutes with a standard
The number of passengers on the Carnival Sensation during one-week cruises in the Caribbean follows the normal distribution.
in st. paul the annual unemployment rates in percentage during the years 1995-2000 are3.6 3.9 3.2 2.9 3.0 3.1and the
q1 a researcher claims that the standard deviation of the ages of cats is smaller than that for dogs. a random
1. in each of the situations below an experiment is conducted. determine whether or not the experiment is a
A skeptical paranormal researcher claims that the proportion of Americans that have seen a UFO is less than 1 in every one thousand. State the null hypothesis and the alternative hypothesis for a test of significance.
a casino gambler assums the dice he uses are fair. an investigator recorded the outcomes of 600 rolls of such a
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