Answer the following questions. About 68 percent of the 1. batteries failed between what two values? Mt 6 About 95 percent of the 2. batteries failed between t what two values? 3. Virtually all of the batteries failed between what two values?

A certain affects virus 0.4% of the population (in a population of 100,000 people, 400 will be infected with the virus). A test used to detect the virus in a person is positive 87% of the time if the person has the virus (true positive) and it is positive 14% of the time if the person does not have the virus (false positive). Fill in the remainder of the following table and use it to answer the questions below. Infected Not Infected Total Positive Test Negative Test Total 400 99,600 100,000

For letter B please plug in the number 6

12. 1a CH=12 Lug er ャ x-2 x+3 14. 7. 9. 16. 3% x+5 5.

ANSWER THE LAST 2 QUESTIONS PLEASE

Please answer the two questions

Two varieties of corn are grown in 4 different locations. Each location provides a value in pounds for each variety.The table below lists the results. Find the standard error for the difference in the production of the two corn varieties to two decimal places.   Variety 1 Variety 2 difference location 1 32.1 34.5 -2.4 location 2 30.6 32.6 -2.0 location 3 33.7 34.6 -0.9 location 4 29.7 31.6 -1.3 mean value 31.53 33.18 -1.65 standard deviation 1.76 1.72 0.68     1.23     0.75     0.34     0.98