Suppose X is a binomial random variable with n = 20 and p = .25 .What is the expected value of 5X - 4?

Q: A certain little-known human language consists of only nouns and verbs. A sentence begins with a…

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

Q: 1. If a poker hand (5 cards) is dealt from a well-shuffled, standard deck, calculate the number of…

A: Hello! As you have posted more than 3 sub parts, we are answering the first 3 sub-parts.  In case…

Q: Assume that adults have IQ scores that are normally distributed with a mean of 101 in a standard…

A:

Q: question asked "You select an employee at random from this population of hourly workers. What is the…

A: Given that    Female  Male Total Full time  1030 246 1276 Part time 411 58 469 Total 1441…

Q: A new cure has been developed for a certain type of cement that results in a compressive strength of…

A: Given: Hypotheses are: H0: μ=5000HA: μ<5000 standard deviation =120 the critical region is…

Q: 5. The Toronto Blue Jays are going to the playoffs! Let's consider a best of three playoff series.…

A: 5)  Given : Let W represent that jace will win L represents that jace will loose Therefore, p(W)…

Q: Assume that people have the same probability of being born in any given month. Under 12 this…

A: p=1/12, n=5  X~Bin(n=5,p=1/12) P(X≥2)=?

Q: What proportion of funding will go to all departments other than surgery?

A: From given data we have : Department Proposed share of Grant surgery $1,020,000.00…

Q: (a) Determine the equation of the estimated regression line. Temp. Ratio 174 176 177 0.75 1.40 1.45…

A: Given data: Temp Ratio 174 0.75 176 1.4 177 1.45 178 1.12 178 1.02 179 1.07 180…

Q: A company pays its employees an average wage of 675 pesos per day with a standard deviation of 78…

A: It is given that the mean is 675 and the standard deviation is 78.

Q: What is the probability the falsk contains at least one mosquito larvae

A: In previous solution : Expected= 3  λ=3 P(at least 1) = P(x≥1) Formula : P(X=x) = (e-λ × λx)/x! *…

Q: The waiting times between a subway departure schedule and the rotten arrival of a passenger are…

A: given data  The waiting times between a subway departure schedule and the rotten arrival of a…

Q: The scores of the students in the final examination are normally distributed with a mean of 82 and a…

A: Given M=mean=82, standard deviations σ=6  P(X<75)=?

Q: Assuming that no questions are left unanswered, in how many ways can a six-question quiz with…

A: From the information, Assume that no questions are left unanswered Number of choices for each…

Q: Six stand-up comics, A, B, C, D, E, and F, are to perform on a single evening at a comedy club. The…

A: a. There is total six stand-up comics; A, B, C, D, E, and F.

Q: How did you get the 38,37, and 26?

A: No.of red balls = 3 No.of green balls =3 No.of blue balls =2 Total no.of balls = 8 (i.e. 3+3+2)…

Q: Suppose your professor wants you to choose 5 exercises from an exercise set containing 55 exercises.…

A: There is a set of 55 exercises.

Q: Time of waiting between calls a person recieves is random with pdf: f(x) = 3e^(-3t) let T1 and T2…

A: Given t~exp(3) It is the standard pdf of exponential distribution with parameter 3.

Q: This question has several parts that must be completed sequentially. If you skip a part of the…

A: The regression line is  y= 1820+1.2*X  where X is independent variable and Y is dependent variable.…

Q: A set of final examination grades in an introductory statistics course is normally distributed, with…

A:

Q: ANOVA test, a table is helpful to organize values in calculation of the test statistic and…

A: Given K=4

Q: Part d, e, f

A: Given that  Probability mass function of X is  x 0 1 2 3 4 f(x)= P(X=x) 0.3 0.1 ? 0.2 0.3…

Q: Find the probability of each of the following, showing your choose d) Getting more than five tails…

A: Farmula used nCr=n!/[r!(n-r)!] r!=r×(r-1)...×3×2×1

Q: if the odds of winning on a scratch off lottery ticket are 11:696 what is the probability of…

A: We have given the odds of winning on a scratch  of lottery  ticket are 11: 696 we have to find out…

Q: Let

A: The numbers on a die are 1,2,3,4,5 and 6. Two dice are rolled so possible outcomes that have sum…

Q: Assume that the probability that any child born in the population will be a boy is 0.51 and the…

A: It is given that  P( boy ) = 0.51 P( girl ) = 0.49

Q: Probability and Statistics – Consider a game of chance using 5 dice. (Recall that a die has 6-sides,…

A: Given information: Number of dice used = 5 Number of times five dice are rolled = 10

Q: Suppose that six individuals are interested in taking part in a study relating BMI to a number of…

A: Given: The following 6 numbers represent the individuals’ BMI (kg/m2). 25.78, 21.06, 36.54, 29.51,…

Q: I know 50% of Chrome add-ons are spam add-ons containing a virus. A tool can detect 99% of spam but…

A: Given; P(B) = 0.5, P(B') = 0.5, P(AlB) = 0.99, P(AlB') = 0.05

Q: For persons infected with a certain form of malaria, the length of time spent in remission is…

A:

Q: 9. Sarah has 9 crayons: 3 blue, 1 red, 2 green, and 3 yellow. a) In how many ways can she line them…

A:

Q: A process yields 10% defective items. If 100 items are randomly selected from the process, use…

A: Givenp=0.10sample size(n)=100Let "x" be the no.of…

Q: Life Insurance A 36-year-old woman purchases a $100,000 term life insurance policy for an annual…

A: From the provided information, The probability that the woman survives = 0.999057 If woman survives…

Q: The Am supply and deman for various blood types. They estimate that about 45% of the U.S. population…

A: Type o = 45%  P(o)= 0.45  Type A = 40%  P(A)= 0.40  Type B = 11%  P(B)=0.11 Type AB = 100-(45+40+11)…

Q: According to the United Healthcare, a visit to a hospital emergency room has a mean cost of $2,200.…

A: Given that the mean and standard deviation of the normal distribution are  Mu = 2200 and standard…

Q: 5. Suppose that an experimental space rocket has two stages, and that the probability that each…

A: as per guideline expert have to solve first question only since i am doing both for you.    q-5)…

Q: pharmaceutical company receives large shipment of aspirin tablets except in sampling plan is to…

A: given data select n = 57 tablets in batch P(defective) = p = 0.03x = no. of defective tabletsP(x=X)…

Q: (a) df = 4, df = 15, F = 5.39 O P-value > 0.100 Ⓒ 0.050 0.100 O 0.050 0.100 Ⓒ 0.050 0.100 X O…

A: We can use R-programming to calculate p-values for F test statistic. In R, we use…

Q: Possession of a third breast is a rare recessive disorder.  A man who has a third breast marries a…

A:

Q: When 2 dice are rolled, find the probability of getting a greater number on the first die than the…

A: When 2 dice are rolled. then sample space(S) is;…

Q: 1.There are 12 people on a committee. The committee consist of 3 faculty members and 5 tudents to be…

A: We have given that 12 people on a committee. The committee consist of 3 faculty members and 5…

Q: probability becomes P (E₁ IB) = 0.24, P(B) = 0.29. Complete parts a through c. a. Calculate P (E₁…

A: It is given that  P(E1) = 0.39 P(E2) = 0.11 P(E3) = 0.47 P(E1/B) = 0.24 P(B) = 0.29

Q: 10. Three cards are dealt from a well-shuffled, standard deck, calculate the number of ways each…

A: “Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…

Q: How can I find P(A), also P(B) given P(C)=0.7, P(C')=0.3, P(AlC)=0.4, P(BlC)=0.6, P(AlC')=0.3,…

A: According to the given information in this question We need to find P(A) and P (B)

Q: A B 1 Count of Gender Column Labels 2 Row Labels Female 3 Full Time Part Time Grand Total 4 5 S67B K…

A: It is given that the employee at random from this population of hourly workers.

Q: According to previous studies, 12% of the U.S. population is left-handed. Not knowing this, a high…

A:

Q: How many 4 digit numbers can be formed using only the numbers 3 2 7 6 0 4 9 if: there are no repeats…

A: numbers : {3,2,7,6,0,4,9} number of digits n = 7 4 digit numbers formed.  repeatations are not…

Q: The table shows the educational attainment of a population, expressed in millions. Find the odds in…

A: The total number of members is n = 158.

Q: Prove: If ACB, then b. P(A| B)=P(A)/P(B).

A: Given information: If A⊂B,  That is, A∩B=A

Q: According to market research, 32% of households in the United States have a cat. a) If ten…

A: Given P=32% n=10