1a researcher is interested in comparing sat scores for

Assignment Help Basic Statistics

Reference no: EM13353959

1. A researcher is interested in comparing SAT scores for students enrolled in public schools, private schools, and those home schooled. She selects a random sample of 20 high school students from each group and administers the SAT exam to them. She is interested in testing the null hypothesis that the mean SAT score is the same for each type of schooling using the one-way ANOVA. A possible alternative in the one-way ANOVA is

A. the mean SAT scores are the same for public and private schools, but these are both lower than the average SAT for home schooling.
B. the mean SAT scores are the same for home schooling and private schools, and both are higher than the average for public schools.
C. Both choices are correct.

2. A researcher is interested in comparing SAT scores for students enrolled in public schools, private schools, and those home schooled. She selects a random sample of 20 high school students from each group and administers the SAT exam to them. She is interested in testing the null hypothesis that the mean SAT score is the same for each type of schooling using the one-way ANOVA. Some summary statistics for the three groups are given below, followed by the one-way ANOVA table.

654_The P-value for testing.png

Analysis of variance

2086_The P-value for testing1.png

H₀: the mean SAT score is the same for all three types of schools

H_a: the mean SAT score is not the same for all three types of schools

is
A. less than 0.05.
B. between 0.05 and 0.10.
C. greater than 0.10.

Reference no: EM13353959

Questions Cloud

Q a small statue is recovered in an archaeological dig its : q. a small statue is recovered in an archaeological dig. its weight is measure to be 211.2 lb and its volume 0.176 ft3.

Q1 a large tanker truck can carry 30 ton of liquid a what : q1. a large tanker truck can carry 30 ton of liquid. a what volume of water can it carry? b what volume of gasoline can

Q1 a 97 v battery is connected to a bulb whose resistance : q1. a 9.7 v battery is connected to a bulb whose resistance is 1.3. how many electrons leave the battery per minute?q2.

Q1 the linear impulse delivered by the hit of a boxer is : q1. the linear impulse delivered by the hit of a boxer is 248 n bull s during the 0.373 s of contact. what is the

1a researcher is interested in comparing sat scores for : 1.a researcher is interested in comparing sat scores for students enrolled in public schools private schools and those

Q1 a conducting rectangular loop of mass m resistance r : q1. a conducting rectangular loop of mass m resistance r and dimensions w by l falls from rest into a magnetic field.

Q1 an auditorium has dimensions 100 m 320 m 360 m how many : q1. an auditorium has dimensions 10.0 m 32.0 m 36.0 m. how many molecules of air fill the auditorium at 190.0degc and a

Q1 driving in your car with a constant speed of 13 ms you : q1. driving in your car with a constant speed of 13 ms you encounter a bump in the road that has a circular cross

1a researcher is interested in comparing sat scores for : 1.a researcher is interested in comparing sat scores for students enrolled in public schools private schools and those

User Account

All Pages