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How old are college students? The national age distribution for college students is shown below. National Age Distribution for College Students Age Under 26 26-35 36-45 46-55 Over 55 Clients 39% 25% 16% 12% 8% The Western Association of Mountain Colleges took a random sample of 212 students and obtained the following sample distribution. Sample Distribution, Western Association of Mountain Colleges Age Under 26 26-35 36-45 46-55 Over 55 Number of Students 65 73 41 21 12 Is the sample age distribution for the Western Association of Mountain Colleges a good fit to the national distribution? Use alpha = 0.05. Find the P-value of the sample test statistic.
Population have at least some college education. choose 10 persons at random. Find the probability that at least 5 do not have any college education.
If Procter & gamble sells about 20 million bars of soap per week, but the demand is not constant, and production management would like to get a better handle on how sales are distributed over the year. What might be helpful to the production and (..
The same is true for only 60 of 300 female Engineering majors. Find a 90% confidence interval for the difference in proportions of men and women Engineering majors who got such jobs?
thin rubber strips are used to provide increasing resistance to orthopedic patients during large motion exercises. the
A researcher hypothesizes that individuals who listen to classical music will score differently from the general population on a test of spatial ability. On a standardized test of spatial ability, µ =58.A random sample of 14 individuals who l..
Calculate the suitable mean response time from both proposed locations and find out which proposed site must be selected for the new emergency facility.
question a political party suspects there are differences in presidential candidate preferences based on age. a
Management announce an incentive pay for the top 30% producers. what is the minimum number of units that a worker should produce in order to qualify for the incentive pay?
Find the slope and vertical axis intercept of the linear function
A plus four 95% confidence interval for the difference between the two population proportions of wrist injuries is: A. 0.2909 ± 0.1674. B. 0.2909 ± 0.1069. C. 0.2909 ± 0.0907. D. 0.2909 ± 0.1275
The amount of time ships spend at the Philadelphia dockyard follows an exponential distribution and the average time spent in the dockyard is 3.1 days.
at appalachian state university it is known that 48 of undergraduates are male. if a sample of 125 undergraduate
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