subject
Mathematics, 07.06.2021 15:50 Goodgirlkl12k

Armando works in a research institute and they have collected the following data on a random sample of 500 students, Gender
GRE score before and after participation in a GRE prep course (GRE is a test you take for entering graduate school)
Armando wants to answer questions the following questions:
1: After taking the GRE preparation course, did women show more improvement on the GRE score or men?
2: After the GRE preparation course, did more women get admitted to the graduate program or men?
3: What statistical method should he use?
a. He should use the one-sample test of the mean to answer question one and the one-sample test of proportion to answer question b.
b. He should use the two-sample test of the mean to answer question one and the two-sample test of proportion to answer question two.
c. He should use the two-sample test of proportion to answer question one and the two-sample test of the mean to answer question b.
d. He should use the paired-sample of the mean to answer question one and two sample test of the mean to answer question two.

ansver
Answers: 2

Another question on Mathematics

question
Mathematics, 21.06.2019 23:40
Let x = a + bi and y = c + di and z = f + gi. which statements are true?
Answers: 1
question
Mathematics, 22.06.2019 02:00
The base of a pyramid is a square with 5 lines of 5cm the slant height of each lateral face of the pyramid is 6 cm what is the surface area of the pyramid
Answers: 3
question
Mathematics, 22.06.2019 03:30
Item 1 use the polygon tool to draw a rectangle with a length of 4 units and a height of 2 units. one of the sides of the rectangle falls on line ef , and the rectangle has a vertex of e. each segment on the grid represents 1 unit.
Answers: 3
question
Mathematics, 22.06.2019 04:30
The table shows the distances travelled by a paper aeroplane. a. find the range and interquartile range of the data. the range is feet. the interquartile range is __feet. b. interpret the range and interquartile range of the data. __ feet the distances travelled by the paper aeroplane varied by no more than__ feet. the middle half of the distances travelled by the paper aeroplane varied by no more than __ feet.
Answers: 1
You know the right answer?
Armando works in a research institute and they have collected the following data on a random sample...
Questions
question
Chemistry, 16.10.2020 18:01
question
Mathematics, 16.10.2020 18:01
question
Health, 16.10.2020 18:01
question
Mathematics, 16.10.2020 18:01
question
Physics, 16.10.2020 18:01
question
English, 16.10.2020 18:01
question
Mathematics, 16.10.2020 18:01
Questions on the website: 13722367