Find probability that the sample mean will be within mean
A random sample of size 33 is to be selected from a population that has a mean μ = 51 and a standard deviation σ of 16. What is the probability that the sample mean will be within 6 units of the mean?
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a biologist has found that the average weight of 12 randomly selected adult mud turtles is 8.7 lb. with standard deviation 3.6 lbs. Construct a 99% confidence interval for the population mean weight of adult mud turtles.
Based upon the smaller sample of only 250 complaints, what is the probability that the sample proportion will be within .05 of the population proportion?
Customers arrive at Paul Harrold's Styling Shop at a rate of 3 per hour, distributed in a Poisson fashion. Find the average number of customers waiting for haircuts.
Suppose these figures were obtained from random samples of 36 and 45 employees, respectively. Assume population standard deviations are 1.7 and 1.4 for Canon and Pioneer, respectively, is there a significant difference in the population means? Use
What are the p-value range and the critical value? Based on the rejection rules for p-value and critical value, what is your statistical and English conclusion? Summarize your results in an ANOVA table.
Value Hardware, Inc., makes and sells hedge trimmers, for which it issues "limited" warranties. While using a Value trimmer, Wendy is injured. Under the Magnuson-Moss Warranty Act, an action against the maker of the trimmer may be brought by ??
Define productive behavior and counterproductive behavior. Analyze the relationship between productive and counterproductive behavior in organizations.
The weight of an egg produced by a certain breed of hen is normally distributed with mean 66.1 grams (g) and standard deviation 5.5 g. If cartons of such eggs can be considered to be SRSs of size 12 from the population of all eggs, what is the pro
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