Mathematics, 22.07.2019 20:20, ava831

Our environment is very sensitive to the amount of ozone in the upper atmosphere. the level of ozone normally found is 6.4 parts/million (ppm). a researcher believes that the current ozone level is not at a normal level. the mean of 8 samples is 5.9 ppm with a variance of 0.49. assume the population is normally distributed. a level of significance of 0.02 will be used. find the value of the test statistic. round your answer to three decimal places.

Answers: 3

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 17:00, heroxtree

Need solving this second acceleration problem.

Answers: 1

continue

Mathematics, 21.06.2019 20:00, Yumimiku5989

Which number completes the inequality? 2/3 < _ < 7/9

Answers: 1

continue

Mathematics, 21.06.2019 20:00, sadsociety41

Afamily has five members. a mom, a dad, two sisters, & a brother. the family lines up single file. what is the probabillity that the mom is at the front of the line

Answers: 1

continue

Mathematics, 21.06.2019 22:20, twentyonepilots12018

Which of the following equations are equivalent to -2m - 5m - 8 = 3 + (-7) + m? -15m = -4m -7m - 8 = m - 4 -3m - 8 = 4 - m m - 4 = -7m - 8 -8 - 7m = -4 + m -8 - 3m = 4 - m

Answers: 1

continue

Do you know the correct answer?

Our environment is very sensitive to the amount of ozone in the upper atmosphere. the level of ozone...