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The price of a large pizza at the pizza places in a given town is normally distributed with an average price of $10.50 and a standard deviation of $1.50.
a. What is the probability that the pizza place you randomly choose to go to for lunch has a large pizza for less than $10.00?
b. What is the lowest price a large pizza could be if it is from pizza place with prices in top 10%?
For a? one-tailed hypothesis test where you reject H0 only in the lower? tail, the critical value is -1.7247. What is the statistical decision if tSTAT equals -
MA260- Monte's TV Sales and Service completed repairs on two sets this morning. The labor cost for the first was $75 and it was $100 for the second. Compute z values for each and comment on your findings.
Researcher asked group of 30 students - 12 of them supported change, 13 of them didn't, and 5 had no opinion. This is not binomial model as?
Standard deviation of 100. The top 3% of students receive $500. What is the minimum score you would need to receive this award?
Suppose a simple random sample of size n =125 is obtained from a population whose size is N=25,000 and whose population proportion
What are the two primary reasons that Belby thinks of himself as being a high performer?
Explain why an Analysis of Variance is appropriate for these data. Create appropriate graphical summaries of the data. Use these summaries to Draw preliminary conclusions about the data - justify your conclusions.
Based on land, minerals and natural resources, labor and entrepreneurial innovation, which country do you feel has the greatest long-term potential China or Rus
A random variable X is known to be distributed either N(1,3) or N(2,3). The mill hypothesis is that the mean is equal to 1.
Fixed construction cost for upper-deck area is evaluated to be $1,500,000, with variable cost of $50,000 for each box constructed. Determine the breakeven point for number of luxury boxes in new stadium?
Adult US women are known to have cholesterol levels that are N(189 mg/dL, 25 mg/dL). What % of US women would you expect to have cholesterol levels below 135?
What statistical test would you use?- What is the null hypothesis? The research hypothesis?- What is the Type I error? The Type II error?
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