What would be the rejection points (R.R.) for a two-tailed z test at a= .01? A) +2.575 B) +1.96 C) +2.33 D) +2.33

Q: Given P(B) = 0.47, P(A and B) = 0.10, P(A or B) = 0.51, what is P(A)?

A: From the given information, the probability that occurring event B is 0.47, probability that…

Q: Is this true or false?

A: We want to check the following statement is true or false. If the P(A) =0.3 then P(Ac ) = 0.4

Q: what is P(A)?

A: P(B) = 0.31, P(A and B) = 0.20, P(A or B) = 0.53

Q: Given P(A) = 0.35, P(B) = 0.31, P(A or B) = 0.26, what is P(A and B)?

A: P(A) = 0.35, P(B) = 0.31 and P(A or B) = 0.26

Q: Given that p(A)=.55, p(B)=.35, and p(A| B)=.85, find p(A and B).

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: Assume P (A) = .68, P (B) = .45, and P (AN B) = .25. Find P ( An I (An).

A:

Q: 4. Last week Sarah had exams in Math and in Spanish. On the Math exam, the mean was p = 40 with o =…

A:

Q: The number of degrees of freedom for a chi-square test is calculated as a. n-1.…

A: The number of degrees of freedom for a chi-square test is calculated as Solution: Correct option is…

Q: If � ( A ) = 0.24 P(A)=0.24, � ( B ) = 0.52 P(B)=0.52, and � ( A and B ) = 0.12 P(A and B)=0.12,…

A: From the provided information, P (A) = 0.24 P (B) = 0.52 P (A and B) = 0.12

Q: = 0.40, what is P(A)?

A: Independent event- two events ( suppose A and B) are called to be independent events if the outcome…

Q: Given P(E or F) = 0.72, P(E) = 0.48, and P(E and F) = 0.17, what is P(F)?

A:

Q: The answer was not correct... i think they were wanting some kind of answer closer to like…

A:

Q: The National Center for Education Statistics would like to test the hypothesis that the proportion…

A: GivenThe national center for education statistics would like to test the hypothesisthat the…

Q: Now suppose Albert makes n = 30 rolls, and a 2 comes up 6 times out of the 30 rolls. Determine the…

A: Die is rolled 30 times the probability of coming 2 is p0=1/6  2 comes up 6 times x=6 then sample…

Q: Given P(A) = 0.30, P(B) = 0.27, P(A or B) = 0.17, what is P(A and B)?

A:

Q: Given P(E or F) = 0.12, P(E) = 0.22, and P(F) = 0.18, what is P(E and F)?

A:

Q: A real estate agent working in a large city believes that, for three-bedroom houses, the selling…

A: From the given information,       β1( slope)=-2.158,S.E( β1) =0.149n=20α=0.05

Q: 1f. It has been reported that the first week in May NC has an average daily temperature of 88…

A: Average daily temperature of first week in May is 88 degrees. The first week had recorded…

Q: Given P(A) = 0.40, P(B) = 0.35, and P(A and B) = 0.12, what is P(A or B)?

A: Formula : P(A or B) = P(A) + P(B) - P(A n B)

Q: Given P(A) = 0.39, P(B) = 0.33, P(A or B) = 0.23, what is P(A and B)?

A: We have given that,  P(A) = 0.39, P(B) = 0.33, P(A or B) = 0.23 Then,  We wil find the  P(A and B)=…

Q: A coin was flipped 56 times and came up heads 36 times. At the .10 level of significance, is the…

A:

Q: If P(A) = 0.73, P(A U B) = 0.88, and P(A n B) = 0.58, find P(B). O 0.15 0.26 0.58 0.73

A: P(A)=0.73P(AB)=0.88P(AB)=0.58

Q: ??

A: To test the claim, we will conduct a one-proportion test as we will be comparing a sample proportion…

Q: A researcher rejected the null where r(48) = .567, p < .001. Was the researcher correct in rejecting…

A: The p-value is lesser than 0.001.

Q: 6. If P(A) = 23, find P(Ā).

A: Given that. P(A)=0.23

Q: The probability that a patient recovers from a stomach disease is 0.8. Suppose 20 people are known…

A:

Q: Given P(B) = 0.29, P(A and B) = 0.27, P(A or B) = 0.48, what is P(A)?

A: Given, PB=.29PA and B=PA∩B=.27PA or B=PA∪B=.48 We have, PA∪B=PA+PB-PA∩B⇒   PA=PA∪B+PA∩B-PB…

Q: A real estate agent working in a large city believes that, for three-bedroom houses, the selling…

A: Given: n = 20 Slope = -2.158 Standard error for the slope  of regression line = 0.149 Significance…

Q: Given P(A) = 0.40, P(B) = 0.20, and P(A and B) = 0.10, what is P(A or B)?

A: From the provided information, P(A) = 0.40, P(B) = 0.20, and P(A and B) = 0.10

Q: Recent polls indicate that if a federal election would be held today, 35% of Canadian voters would…

A: Given:p = population proportion = 35% or 0.35 n = 441Note:The sampling distribution of the…

Q: The results of a recent poll on the preference of shoppers regarding two products are shown below.…

A: Given The results of a recent poll on the preference of shoppers regarding two products are shown…

Q: Larry is playing a game at the fair that requires him to throw a ball through a hole in the wall.…

A: Solution: 1. Null Hypothesis-              The hypothesis to be tested is Null Hypothesis. In other…

Q: (SR 7.19) According to a Gallup poll, 63% of concession stand workers like the smell of their…

A: Here use normal approximation because sample size is too large

Q: What is the value of ΣX2 for the scores 2, 4, and 5?

A: The scores are given as 2, 4, and 5.

Q: If P( A) = .40, P( B) = .30, and P AOB) = .15, then P( A/ B) is %3D %3D .375 .12 .50 .045

A: Its conditional probability P(b)=0.30 P(a and b)=0.15

Q: :Assume P (ANB) = .12, P ( A n B .29, and P ( A UB) = .72. Find P(A).

A: Solution-: Given: P(A∩B)=0.12, P(A¯∩B¯)=0.29, P(A∪B¯)=0.72 We find, P(A)=?

Q: The values of P(Z≤−0.1) and P (Z≥0.1) are the same. Why?

A: We have given that  P(Z≤−0.1) and P (Z≥0.1)

Q: If P(A)-=0.7, P(B)=0.3, and P(A and B)=0.07, are A and B independent?

A: The probabilities are PA=0.7,PB=0.3, and PA and B=0.07. If the event A and B are said to be…