Mathematics, 20.11.2021 09:10 jaylon78

When testing the difference between two population means under independent sampling, we use the z distribution if . Question 4 options: the population variances are known the population variances are unknown, but assumed to be equal the population variances are unknown and cannot be assumed equal Both the population variances are known and the population variances are unknown, but assumed to be equal

Answers: 3

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 14:00, ctyrector

Carson has only $20 bills and $10 bill in her wallet. the total value of the bills is $50. she has 1 more $20 bill than $10 bills. how many each kind of bill does carson have? a. one $20 and two $10 bills b. two $20 bills and one $10 bill c. one $20 bills and three $10 bills d. two $20 bills and two $10 bills

Answers: 2

continue

Mathematics, 21.06.2019 16:00, isabelsmhl

To make a monster appear large in a movie, a human actor wore a costume and walked through a scale model of a city. the scale used was 1 inch = 15 feet. the actor is 60 inches tall. how tall does the monster appear in the movie? question 5 options: 720 feet 75 feet 4 feet 900 feet

Answers: 2

continue

Mathematics, 21.06.2019 17:30, lizzy2951

Someone this asap for a group of students attends a basketball game. * the group buys x hot dogs at the concession stand for $2 each. * the group buys y drinks at the concession stand for $3 each. the group buys 29 items at the concession stand for a total of $70. how many hot dogs did the group buy?

Answers: 2

continue

Mathematics, 21.06.2019 23:00, lejeanjamespete1

Graph the system of equations. {6x−4y=−244x−8y=−32 use the line tool to graph the lines.

Answers: 1

continue

You know the right answer?

When testing the difference between two population means under independent sampling, we use the z di...