subject
Mathematics, 29.08.2019 17:40 neekWYB

The survey of study habits and attitudes (ssha) is a psychological test that measures the motivation, attitude, and study habits of college students. scores range from 0 to 200 and follow (approximately) a normal distribution with mean 115 and standard deviation 25. you suspect that incoming freshmen at your school have a mean μ which is different from 115 because they are often excited yet anxious about entering college. to test your suspicion, you decide to test the hypotheses h0: μ = 115 versus ha: μ ≠ 115. you give the ssha to 25 incoming freshmen and find their mean score to be 116.2. what is the value of the test statistic?

ansver
Answers: 1

Other questions on the subject: Mathematics

image
Mathematics, 21.06.2019 19:50, JS28boss
The probability that a student graduating from suburban state university has student loans to pay off after graduation is .60. if two students are randomly selected from this university, what is the probability that neither of them has student loans to pay off after graduation?
Answers: 2
image
Mathematics, 21.06.2019 21:00, noahwaitsowl357
Evaluate 5 + 6 · 2 – 8 ÷ 4 + 7 using the correct order of operations. a. 22 b. 11 c. 27 d. 5
Answers: 1
image
Mathematics, 21.06.2019 22:20, abbygriffin8575
Which graph has figures that can undergo a similarity transformation to justify that they are similar? (obviously not the third one)
Answers: 2
image
Mathematics, 22.06.2019 00:00, Student2499
Question 6(multiple choice worth 5 points) (05.02 lc) what is the value of x? a right angle is shown divided into two parts. the measure of one part of the right angle is 10 degrees. the measure of the other part is 2x 20 40 45 85
Answers: 1
You know the right answer?
The survey of study habits and attitudes (ssha) is a psychological test that measures the motivation...

Questions in other subjects:

Konu
Mathematics, 30.06.2021 20:50