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If a cell phone company conducted a telemarketing campaign to generate new clients, and the probability of successfully gaining a new customer was 0.05, what are the probabilities that contacting 25 potential customers would result in at least five new customers?
1. for a sample of 36 houses what would you expect the distribution of the sale prices to be? a real-estate agent has
You are given cholesterol levels of 13 men and 12 women as below. Use Wilcoxan Rank-Sum Test. Sort 25 numbers and rank them from smallest to largest, and fill up the ranks in the table. b. Find µR and σR. Calculate test statistic z.
Use the current weekly demand shown in Table 3, find the cost minimizing routing of generators from the four plants to the nine warehouses. Your answer must include a model formulation and a shipping schedule, which includes a list of recommended ..
The following table summarizes data between money spent on gambling and winnings for Robert.
if in an observational study the statistical analysis has shown convincing evidence that the mean levels differed in
Let x ¯ be the observed mean of a random sample of size n from a normal distribution having mean μ and variance σ2.
What distribution does the number of defective chips in the sample of 500 satisfy and what is the expected number of defective chips in your sample?
Explain how the null hypothesis is the basis of this calculation. Determine the value of the relevent test statistic and the corresponding p-value.
A researcher conducts a study of perceptual illusions under two different lighting conditions. Twenty participants were each tested under both of the two different conditions.
Critically illustrate out the characteristics of a standard normal distribution? Can two distributions with the same mean and different standard distributions be considered normal?
To test this claim, a researcher obtains information about registered drivers from the department of motor vehicles and selects a sample of n=300 accident reports from the police department.
1. Below is the output from a simple linear regression equation analysis of this year's NCAA men's basketball tournament (last March). It is an attempt to predict the score that the winning team has based on the number of victories that it had pr..
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