Mathematics, 18.11.2019 18:31 EmiHope
You are given the following information obtained from a random sample of 5 observations.20 18 17 22 18at 90% confidence, you want to determine whether or not the mean of the population from which this sample was taken is significantly less than 21. (assume the population is normally distributed.)
a. state the null and the alternative hypotheses.
b. compute the standard error of the mean.
c. determine the test statistic.
d. test to determine whether or not the mean of the population is significantly less than 21.
Answers: 1
Mathematics, 21.06.2019 16:00
The equation x2 – 1x – 90 = 0 has solutions {a, b}. what is a + b?
Answers: 1
Mathematics, 21.06.2019 16:30
Acarnival sold tickets for $1.50 for adults and $1.00 for students. there were 54 tickets sold for a total of $70.50. write a system of equations to represent the number of adult tickets,x, and the number of student tickets,y. find the solution and explain what it means. i'll you if you me
Answers: 1
Mathematics, 21.06.2019 21:30
Rhombus adef is inscribed into a triangle abc so that they share angle a and the vertex e lies on the side bc . what is the length of the side of the rhombus if ab=c, and ac=b.
Answers: 1
You are given the following information obtained from a random sample of 5 observations.20 18 17 22...
SAT, 18.01.2022 18:50
History, 18.01.2022 18:50
Mathematics, 18.01.2022 18:50
World Languages, 18.01.2022 18:50
Mathematics, 18.01.2022 18:50
English, 18.01.2022 18:50
Mathematics, 18.01.2022 18:50
Biology, 18.01.2022 18:50
Computers and Technology, 18.01.2022 18:50
Social Studies, 18.01.2022 18:50
Mathematics, 18.01.2022 18:50
History, 18.01.2022 18:50