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Plot the data on fruit and vegetable consumption.
(b) Discuss the underlying causes that might explain the trend or pattern.(c) Fit a linear trend to the data.(d) Interpret the trend equation. What are its implications for producers?(e) Make a forecast for 2005.
Note: Time increments are 5 years, so use t = 6 for your 2005 forecast. U.S. Per Capita Consumption of Commercially Produced Fruits and Vegetables (pounds)year total1980 608.01985 629.31990 659.21995 690.02000 705.4
Certain tubes manufactured by a company have a mean life of 800 hours and standard deviation of 60 hours. Find the probability that a random sample of 16 tubes taken from the group will have a mean life of?
Estimating the value of the population mean on the basis of the sample mean alone produces a(n):
Discuss how to perform a test of hypothesis to determine whether the variances of two populations are equal. Include a discusssion of why the larger sample variance is placed in the numerator in the Test Statistic for comparing two variances.
Determine pearsons correlation coefficient and comment on the value obtained. Obtain a regression equation representing the above data. Estimate the production batch size for a direct labour cost of R350-00.
If represents the true average gas mileage for this new model, which of the following gives the null and alternative hypothesis that the CONSUMER group should test?
Rulertown wants to minimize the average distance between the fire station and a fire. Where should the fire station be located?
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Florida State University administers a mathematics placement test to students where they 1st enter the university.
The lifetime of a disk drive head is normally distributed with a population mean of 1000 hours and a standard deviation of 120 hours. Determine the probability that the lifetime for 9 disk drives will exceed 940 hours.
A hospital human resources manager finds that the local average starting salary for nurses is $24,000. She randomly samples 10 nurse's salaries at the hospital and calculates a mean of $23,450 and a standard deviation of $400.
Which of the following errors will be associated with the sample? Errors due to interviewer bias and selection bias.
A regional director responsible for business development in the state of pennsylvania is cocerned about the number of small business failures. If the mean of small businsses failures per month is 10,
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