Answer to Question #214071 in Statistics and Probability for Divina

Question

A.Describe the population of interest.

B.Formulate the appropriate null and alternative hypotheses.

C.Choose the significance level a.

D.Identify if it is two-tailed or one-tailed.

E.Get the critical values from the test statistic table.

F.Sketch the critical regions.

G.Compute for the test-statistic value for population proportion.

H.Find the p-value corresponding to -1.77.

I.Decision Rule.

J.Conclusion.

1. The principal claims that 6 of every 10 learners have access to internet and social networking sites.Upon verification,only 40 out of 70 learners have access to internet and social networking site.At 95% confidence,is the claim true?

2. The health worker claims that less than 30% of COVID-19 cases are asymptomatic.Upon looking at 100 cases,it was found out that 19 of which are asymptomatic.At 99% confidence level,is the claim true?

Answer 1

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