The following information is obtained from two independent samples selected from two normally distributed populations. n1 = 18 x1 = 7.82 σ1 = 2.35
n2 =15 x2 =5.99 σ2 =3.17

test at a 5% significance level if the two populations means are different

It is important to prepare both your mind and body to adequately prepare for success the day of the act exam. in a short paragraph describe some of the ways you can prepare your mind and body the day of the exam. feel free to include additional preparation tactics beyond what is included in this lesson. pz

Which group of college students is typically offered scholarship? a. freshmen, sophomores, and juniors. b. biology, english, and engineering majors. c. hard workers, part-time students, and out of state students. d. first time freshmen, current students, and transfer students.

Which is these sentences can be deleted from the first paragraph sentence 4 sentence 2 sentence 5 sentence 3