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Each,day Monday through Saturday, a baker bakes three large chocolate cakes and those not sold on the same day are given away to a food bank. Use the data shown in the following table to test the 0.05 level of significance whether they may be looked upon as a value of a binomial random variables.
# of cakes sold # of days
0 1
1 16
2 55
3 228
Think of a case in which regression analysis was used, but not properly. For instance, discuss situations in which regression analysis is not appropriate and does not add useful information to our understanding of a set of data.
In a market study for Target, a researcher found that 70% of customers are repeat customers. If 14 customers are selected at random, find the probability of getting.
Test hypothesis that both propellants have same mean burning rate. Utilize α=0.05. Compute the P value.
what is the probability that a randomly selected value from the distribution will be greater than 2.1 standard deviations avoe the mean?
Modify above problem (Problem 8th) so that each hardware vendor now demands seventy-five (75) units. Any units available from the vendors that are not shipped cost nothing.)
The shop wants a minimum of 60 man-years experience and wishes to maximize productivity. What machinists should they hire?
You're responsible for planning parking needed for a new 256-unit apartment complex, and you're told to base the needs on the statistic 'average number of vehicles per household is 1.9'.
Standard deviations for first- and second-time and confidence interval
When carrying out a large sample test of H 0 : m =10 vs. H a : m ¹ 10 by using a p-value, we reject H 0 at level of significance α when the p-value is:
The director of admissions at Kinzua University in Nova Scotia estimated the distribution of student admissions for the fall semester on the basis of past experience.
There a flu epidemic that is spreading across SF County. You are a principle and are in charge of 32 teachers. You want to plan ahead and be able to estimate how many substitute teachers the school may need during this epidemic.
What is the city mileage standard deviation for this SUV model?
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