Mathematics, 24.06.2021 20:20, teneciastclair7
3. The Wonderlic Personnel Test tests general mental ability. The national average for the
Wonderlic Personnel Test is 33 with a standard deviation of 6. Dr. Cravin, a physics professor,
is confident that his PHYS 320 class would score higher than the national average on the
Wonderlic Personnel Test. Dr. Cravin randomly sampled 10 students from his class and had
them take the test (scores reported below). Does Dr. Cravin's class score higher than the national
average on the Wonderlic Personnel Test? Set alpha equal to 0.05.
29, 34, 36, 32, 34, 33, 42, 40, 30, 32
(2 points)
3a. Write the null and alternative hypotheses in symbols.
Hoi u=33
Hi: M 33
3b. Set up the decision criteria. That is, find the critical value(s).
(1 point)
3c. Compute the appropriate test statistics. Show your work.
(3 points)
3d. Based on your results, evaluate the null hypothesis. (circle one)
(1 point)
Reject
Fail to reject
3e. State your conclusion in words.
(1 point)
Answers: 2
Mathematics, 21.06.2019 18:00, vianney84
1. a parachutist is 800 feet above the ground when she opens her parachute. she then falls at a constant rate of 5 feet per second. select the equation that represents this situation. h = -800t + 5 y = -5x + 800 h = 5t - 800 y = 800x + 5 i need
Answers: 1
Mathematics, 21.06.2019 18:30, bdjxoanbcisnkz
Acone with volume 1350 mΒ³ is dilated by a scale factor of 1/3. what is the volume of the resulting cone? enter your answer in the box. mΒ³
Answers: 1
Mathematics, 21.06.2019 23:00, bustillojoshua4
According to the general equation for conditional probability if p(anb)=3/7 and p(b)=7/8 what is p(a i b)
Answers: 1
Mathematics, 21.06.2019 23:30, ameliaduxha7
What is the explicit rule for the sequence in simplified form? β1,β4,β7,β10,β13β¦ an=4β5n an=β4β3n an=2β3n an=β6β5n
Answers: 1
3. The Wonderlic Personnel Test tests general mental ability. The national average for the
Wonderli...
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