subject
Mathematics, 21.11.2019 02:31 annamariaafowyhrq

Arandom sample of 16 students selected from the student body of a large university had an average age of 25 years and a standard deviation of 2 years. we want to determine if the average age of all the students at the university is significantly more than 24. assume the distribution of the population of ages is normal. the test statistic is a. 1.96. b. 2.00. c. 05. d. 1.65.

ansver
Answers: 1

Another question on Mathematics

question
Mathematics, 21.06.2019 13:10
Anthony is making a collage for his art class my picking shapes randomly. he has five squares, two triangles, two ovals, and four circles. find p( circle is chosen first)
Answers: 1
question
Mathematics, 21.06.2019 18:00
Which represents the solution set of the inequality 5x-9 < 21? a. x < 12/5 b. x > 12/5 c. x > 6 d. x < 6
Answers: 2
question
Mathematics, 21.06.2019 19:00
Tabby sells clothing at a retail store, and she earns a commission of 6.25% on all items she sells. last week she sold a pair of jeans for $32.50, a skirt for $18.95, and 2 blouses for $14.95 each. what was tabby's total commission? a $4.15 b $5.08 c $81.35 d $348.60
Answers: 3
question
Mathematics, 21.06.2019 19:30
When 142 is added to a number the result is 64 more times the number my options are 35 37 39 41
Answers: 1
You know the right answer?
Arandom sample of 16 students selected from the student body of a large university had an average ag...
Questions
question
Mathematics, 06.01.2020 02:31
question
Mathematics, 06.01.2020 02:31
question
Mathematics, 06.01.2020 02:31
Questions on the website: 13722367