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In the happy hilltop health home, 15% of the residents plany shuffleboard, 35% of the residents play poker, and 25% of the residents garden. If 5% of the residents play poker and garden, fine the probability that a resident plays poker, given that they also garden.
Test either there is any difference among the given variable also what does the Levene's Test shows. What variable is presented in this table.
You are given the following data. Test the claim that there is a difference in the means of the two groups. Use = 0.01. State the null and alternate hypotheses
Suppose that the critical region for a certain test of hypothesis is of the form T greater than or equal to 2.5 and the computed value of T from the data is -2.75.
Electricity is commonly traded at the California-Oregon border (COB) and Palo Verde (PV) in Arizona. Assume you take a sample of 100 daily electricity market closing prices (in $/megawatthour) from both COB and PV.
Find the P-value that would be used to determine if the percentage of customers who prefer mint chocolate chip ice has increased at a 5% level of significance.
Assume that the underlying population variances are equal. a. Are the two samples paired or independent?
From these we calculate = 129.44; = 122.65; sx = 9.15; sy = 11.02. Perform the test H0: against the alternative H1:, using the two sample t-test, and state any assumptions you may require to do this test.
In your workplace? Elsewhere in the business sector? In your education (during your UOPX degree program)? In politics? Explain your response.
A pharmaceutical company has determined that if a new cholesterol-reducing drug is manufactured (introduced to the market) the following probability distribution will describe this drug's contribution to the company profits during the next six mon..
There is an advantage in stating the hypothesis both in the null and in the alternative; it adds clarity to our thinking of what we are testing. Explain.
If a random sample of 8 adults is selected from the city, find the probability that exactly 3 adults respond that they enjoy using public transportation.
She wants to choose the passing grade such that the probability of passing a student who guesses on every question is less than 1/10. What score should she set as the lowest passing grade?
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