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For the following set of scores:
2,3,2,4,5,2,4,2,1,7
1,3,3,2,4,3,2,1,3,2
construct a frequency distribution table and describe the shape of the distribution, what score identifies the center for the distribution and are the scores clustered or spread across the scale?
40 percent of policyholders 55 years or older submit a claim during the year. Fifteen policyholders are selected at randomhow many of the policyholders would you expect to have filed a claim within the last year?
To find the probability values in case of raw data, binomial, normal
A shipment of 500 dolls is received by Panda Importers. The quality control manager selects a random sample of 75 to test. Five are bound to be defective. Construct a 90 percent confidence interval for the population proportion of defective dolls ..
Kannon Camera has developed a new camera that it claims can take an average of more than 10 photographs per second. You decide to evaluate the company's claim.
If light bulbs have lives that are normally distributed with a mean of 2500 hours and a standard deviation of 500 hours, what percentage of light bulbs have a life less than 2500 hours?
A geologist you spoke with is concerned about the rate of land erosion around the base of a dam. Another geologist is studying the magma activity within the earth in an area of New Zealand known for its volcanic activity.
Three dessert packages to choose from. In how many different ways could the couple select an appetizer package, a main course,and a dessert package?
Distributed with mean 4.6 minutes and standard deviation 1.4 minutes. If there are 75 students in class, determine probability the professor requires more than 6 hours to mark all of the midterms?
Using an alpha level of 0.05, please use SPSS to perform a one-way ANOVA and then determine whether the data below provide evidence for Theory A, Theory B, or Theory C. In other words, is one theory stronger than the others?
How many returns must he get in order to know the proportion that will support the bond issue within a standard error of 5% and a confidence level of 95%?
First- and second-place trophies are awarded to the two persons receiving the highest and second-highest number of votes. In how many different ways can the trophies be awarded?
Clearly identify the independent and dependent variables you would study, including the number of levels of the independent variable.
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