9. A physical therapist claims that massage and spinal manipulation help to reduce the length of time patients suffer from headaches. The table shows the number of hours per day a sample of 11 patients suffered from headaches, before and after seven weeks of receiving massage and spinal manipulations. At a = .05, is there enough evidence to support the therapisť's claim that the number of headaches goes down after treatment? (I've given H,) 1 2 3 4 5 6 7 2.8 2.4 2.8| 2.6 2.7 2.9 3.2 Patient Daily headaches before Daily headaches after 1.6 1.3 1.6 1.4 1.5 1.6 1.7

Q: P(A)=0.45, P(B)=0.58, and P(B|A)= 0.05. What is P(A and B)?

A: Given that  P(A)=0.45, P(B)=0.58, and P(B|A)= 0.05

Q: A study of the amount of time it takes a mechanic to rebuild the transmission for a 2010…

A:

Q: You will order three things from a menu that offers 12 items. What are the different ways you can…

A: We have to calculate the number of possible ways to choose three things from a menu of 12 options.…

Q: The percentage of hands that are winning blackjack hands is enter your response here​%

A: Since we have calculated probability of selecting a black jack hand is P(Black Jack hand) = 64/1326…

Q: what is (-2.68) - (-1.7) = to?

A:

Q: a) -4, -1, 2, 5, How does it change?

A:

Q: y 1 2. 4 6. 2. 3.

A: Given:- X y 1 0 2 2 3 4 4 6     To find:- Equation of function by using above table

Q: Given P(A and B) = 0.30, P(B) = 0.50, P(B|A) = 0.98, what is P(A)? Answer in decimal form.  Round…

A: According to the given information, we have P(A and B)=0.30P(B) = 0.50andP(B|A)=0.98

Q: Determine whether the outcome is a Type I error, a Type II error, or a correct decision. A test is…

A:

Q: test was made of h0: u1=u2 versus h0: u1

A: Solution

Q: Which algebraic sentence represents the verbal sentence, "ten less than two-thirds of a number…

A: Simple equation type problem

Q: Determine whether the outcome is a Type I error, a Type II error, or a correct decision A test is…

A:

Q: If P(A) = 0.3 0.4 1.2 0.2 0.7, P(AUB) = 0.9 and P(B) = 0.5, the value of P(AB) is

A: PA∪B=0.9PA=0.7PB=0.5

Q: p(a) = 0.65, P9b) = 0.56, P(a and b) = 0.4, find p( a or b

A:

Q: Mrs. Lopez asked a carpenter to construct a rectangular bulletin board for her classroom. She told…

A: Given : Area of the rectangular board is 12 ft. square.

Q: he home team won 3 out of 4 games. Test   Ho: p = 0.5. There is no home field advantage. Versus…

A: The hypotheses are given below: Null hypothesis: H0: p=0.5. Alternative hypothesis: Ha:p>0.5.…

Q: p: I take the course. q: I ill graduate. It is false that I do not take the course and I graduate. I…

A: Let p,q be the propositions: p: I take the course. q: I will graduate. and given compound statement…

Q: Giving P(E or F)=0.15,P(E)=0.43,and P(F)=0.45, what is P(E and F)?

A:

Q: What is the value of u?

A:

Q: How can the logarithmic expression be rewritten? Select True or False for each statement. Statement…

A: First I have written three rules of logarithmic , just use them for given Identities and see that .…

Q: I don't understand now r0*H*r0=H. Please explain. I don't understand this table.Thank you

A:

Statements and Logic

Logic is the analysis of general patterns of thoughts without regard to any specific sense of context.