You took a test with 40 multiple choice questions. Each question had 5 choices. What is the probability that you get at least 28 questions correct if you guessed in all of them.

Q: Consider the multiple angle equation sin(30) 2 a) Find all the solutions of the equation. Let k be…

A: We know that--> if  sin θ = sin ∝  then the general solution is  θ = nπ + (-1)n ∝…

Q: many questions did she get right? 10. Lourdes got 80% on her last math test. There were fifty…

A: Given that Lourdes get 80% in her test. Total number of questions = 50 Number of questions she did…

Q: Is the answer no or yes for this question?

A: There are 550 students in your graduating class. We need to determine wheather there are at least 3…

Q: What is the value for s3?

A:

Q: B is the wrong option

A: Simple linear regressions can be carried out, as they have been done previously for other sources,…

Q: whats the answer to (2,1);m=2

A: Here we want to find the equation of the line Passing through the point (2,1) and slope m=2

Q: What's the answer to"state your conclusion"

A: We found that, p-value is 0.000 and level of significance is a= 0.05 A drug company claims that less…

Q: Allen Shoemaker, from Calvin College, produced a data set with the same properties as the original…

A: (1) The correct test statistic used here should be computed using one proportion z-test. The…

Q: My homework is saying it's wrong?

A: One factor of the quadratic polynomial 5x2+2x+27 is 5x+9. Let, the other factor be (x+a), then…

Q: 12

A: Given RT=xST=12VU=15UT=10VT=VU+UT=15+10=25

Q: Which is the right option?

A: Pascal's identity states that Ckn=Ckn-1+Ck-1n-1 for any positive k and n. here  Ckn  are binary…

Q: Hi both answers are wrong can you check them ?

A:

Q: it said your answer was incorrect

A:

Q: This answer is wrong

A:

Q: what would be the conclusion?

A: From the obtained results, the p-value is 0.0676.

Q: do 2nd question as well

A: To find the equation of the line tangent to the curve  at the point  on the curve.

Q: The answer

A:

Q: The table shows the movement of a stock for 30 randomly selected trading days. "Up" means the stock…

A:

Q: WHAT IS H0 AND H1 MEANS?

A: H0 is null hypothesis and H1 is alternative hypothesis.

Q: It is wrong. It says they are both incorrect.

A: X-intercepts are found by substituting y=0 in the given function.

Q: What other ways can I show the result? Thanks.

A: Enter the data in the R studio in the following ways for data frame: Test= c(1,2,3,4,5,6,7,8,9)…

Q: Can you answer question 8 too

A: Given data : Four groups ,K = 4 N = 32Education : { 62,81,75,58,67,48,26,36 } Business management :…

Q: Both a and b are incorrect

A: The average number of seeds in one strawberry The standard deviation of seeds  in one strawberry the…