Suppose that about 75% of graduating students attend their graduation. A group of 7 students is randomly chosen, and let X be the number of students who attended their graduation. Please show the following answers to 4 decimal places. a. What is the probability that exactly 5 number of students who attended their graduation in this study? 0.3115 b. What is the probability that less than 5 number of students who attended their graduation in this study? c. What is the probability that more than 5 number of students who attended their graduation in this study? d. What is the probability that between 4 and 6 (including 4 and 6) number of students who attended their graduation in this study?

Q: Prove or disprove. Given n (n > 1) events A, A, .. An E5, then Σεν P[A] – PIA, nA,] < PIJA]s P[A;] -…

A: Solution: From the given information, it is needed to prove or disprove

Q: ity 1: Evaluate the following. If two coins is tossed and a die is rolled. How many possible…

A: Decision tree is graph, that helps to make decisions. It start with single node to provide lot of…

Q: Ins 1. State whether each of the statements below is true (T) or false (a) During the hypothesis…

A: Given that  We have to find True or False  (a) During the hypothesis test procedure, we reject the…

Q: 1. Select 10 students currently enrolled at your college and collect data for these three variables:…

A: We are asked to collect data for the following variables:- X:- number of courses enrolled in Y:-…

Q: Get the samples needed for each category using stratified random sampling. There are 20 members of…

A:

Q: A planned community has 150 homes, each with an automatic garage door opener. The door opener has…

A: Given -           Total number of homes = 150            Door opener has 7 switches, which can be…

Q: 2. Suppose a jar has only four coloured jelly beans: Blue, Purple, Red, and Yellow, in the ratio…

A: Probability is the chance or likelihood of event happening. It is calculated by dividing the…

Q: Over the years, the mean customer satisfaction rating at a local restaurant has been 79. The…

A: Given,sample size(n)=51sample mean(x¯)=81.2population standard deviation(σ)=7.5α=0.10

Q: Question 3: A game of zumpie consists of 3 teams; 2 teams lose and 1 team wins. Fifty-one teams…

A:

Q: a) A study has shown that 25% of all college textbooks have a price of RM 200 or higher. It is known…

A: Hello! As you have posted 2 different questions, we are answering the first question. In case you…

Q: There are two players called 1 and 2. Player 1 can be of two types t E {0,1} with Pr (t=1) = n E…

A:

Q: 4. How many combinations of 4 objects are there taken 2 at a time? O 12 O 24 O 6 2

A:

Q: A sample of 52 obsorvation is drawn from a population with standard deviation 60. Find C so that the…

A: Consider that the mean and standard deviation of a random variable X are µ and σ, respectively.…

Q: blady has to decide whether to resign or not from his present position and apply for job offering…

A: Answer:

Q: 40. The average grade in Statistics and probability of 70 out of 100 students in Grade 11-STEM is…

A: Note:; According to Bartleby guidelines expert solve only one question and rest can be reposted.

Q: Question 3: A game of zumpie consists of 3 teams; 2 teams lose and 1 team wins. Fifty-one teams…

A:

Q: Suppose A and B are events with P(A) = 0.3 and P(B) = 0.7. a. Do we have enough information to…

A: Given  P(A)=0.30, P(B)=0.70

Q: You have the following bills: a one, a two, a five, a ten, a twenty, a fifty, and a hundred. In how…

A:

Q: Assignment After collecting considerable data, the engineers decided to model the variation in shaft…

A:

Q: 7. Three cards are drawn in succession, without replacement, From an Ordinary deck of playing cards…

A: Given First card is a ace Second card is a 10 or jack Third card is greater than 3 but less than 7

Q: Q2. Let a card be selected at random from an ordinary deck of 52 cards. Let A = [ the card is a…

A: For the given data Find

Q: Assume that random events A and Bare independent, A and C are independent, and BC = p. If P(A) =…

A: Given: A and B are independent.A and C are independent.BC = ∅P(A) = P(B) = 12P(AC|ABUC) = 14

Q: ete sol

A: * Hi! Thank you for the question As per the honour code, We’ll answer the first question since the…

Q: Garrett buys a bag of cookies that contains 6 chocolate chip cookies, 5 peanut butter cookies, 9…

A: From the provided information, Total number of cookies = 6 + 5 + 9 + 5 = 25

Q: Standardized rates, also known as

A: Given that  Standardized rates, also known as

Q: A coin purse has 3 OLD one-peso coins and 7 NEW one-peso coins. Suppose you randomly pick a coin and…

A: Let A1, A2, ... , An be n mutually exclusive and exhaustive events with P(Ai) &gt; 0 for all i = 1,…

Q: Problem 1 Suppose Prof. are asked to optimize his trip. He has decided to spare 2 hours from his…

A: Let   x=hour spend in playing tennis   y=hour spend in reading    z=hour spend in watching football…

Q: 19. How many 3 cards be formed if 2 are black and 1 is red in a 52 deck of cards? a. 8450 b. 16900…

A: There are 52 card in the deck in which they divided into two color i.e red(26) and black (26). These…

Q: Let Z be a standard normal random variable and calculate the following probabilities, drawing…

A: Given that.   X~N( 0 , 1 )   μ=0  , ?=1 (for standard normal distribution)    Z-score =( x - μ )/?…

Q: The accountants of a known auditing firm have a mean daily salary of P850 with a standard deviation…

A: X~N(μ= 850 , σ= 82 ) μ= 850 , σ= 82 Formula for Z-score Z=(X-μ)/σ

Q: The probability that an adult female is a member of the Liberal Party of Canada is 0.6; the…

A: Solution

Q: Consider two stocks. Stock 1 always sells for $10 or $20. If stock 1 is selling for $10 today, there…

A: Given Stock 1 sell $10 or $20 Find Which stock sell is highest

Q: Given a standard deck of 52 cards. A player will be dealt 5 cards. (a) FIRST COMPLETE THE TABLE OF…

A: The number of ways of selecting r objects from a group of n objects are Crn Crn = n!r!n-r!

Q: (a) In a dog show it is claimed that a dog could read the words Zero', One', "Two', 'Three', 'Four',…

A: a) The number of ways a dog fails to pick the numbered bones in the order of 'nine', 'zero' and…

Q: One thousand tickets are sold at P150 each for a color television valued at P54,000. What is the…

A: Solution-: Cost of ticket =P150 Number of tickets=1000 Value of a price =P54000 We find the expected…

Q: A random sample of the closing stock prices in dollars for a company in a recent year is listed…

A: Given data  Sample mean x̄=18.37, n=15, population standard deviations σ=2.33, level of…

Q: If x~G(2,3), then 2X Y ..... .... ... 3 1²(2) O 2 JuI x?(4) الخيار 1 x²(1)

A: Given that  X~G(2,3) Then (2/3)X~

Q: Suppose I toss a fair coin, and the first toss comes up heads. If I keep tossing the coin until I…

A:

Q: SAMPLE SAMPLE SAMPLES 9. TRIAL MEAN 7.2 VARIANCE 9.7 7 8 10 1 6. 7 13 6.4 18.8 3 2 4 9. 10 6.2 11.2…

A: We have to create a frequency distribution of sample means  There must be 4 classes and class size…

Q: 7. A supplier ships a lot of 1000 electrical connectors. A sample of 25 is selected at random,…

A:

Q: An experiment consists of tossing a pair of dice and then flipping a coin. Use H when is heads, and…

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

Q: A researcher hypothesizes that individuals with better childhood finances will have a higher life…

A: Given information: It is given that a researcher hypothesizes that individuals with better childhood…

Q: 3. Let n =R 2 0 and = Borel set of 1 Does P given as: For each interval I, let f(æ; A) = {d" e-Ae…

A: Given information: The sample space Ω=R≥0, and the Borel set of Ω, P is a probability space.…

Q: 7. Which is the graph of Y? X-NH = 3,0 = 0.4) Y-N(u = 3,0 = 1) w-N(u = 3,0 = 2.2) V-N( = 1,0 = 0.7)…

A: Given that Which is the graph of Y   A The red curve B. The blue curve C.The yellow curve D. The…

Q: An article suggested that under some circumstances the distribution of waiting time X could be…

A: Given that, an article is suggested that under some circumstances the distribution of waiting time X…

Q: Ex. 1. A contractor purchases a shipment of 30 computers. It is assumed that, the number of…

A: Given that  A contractor purchased a shipment of 30 computers  Probability of a  computer with…

Q: 3) Suppose that the time in hours needed to locate and correct a problem in the software that…

A: Given,mean(μ)=10standard deviation(σ)=3

Q: A neighborhood at Mandaluyong city have vase inside their house, the probability that there is a…

A: The probability distribution of vase inside a room is as follows,

Q: A neighborhood at San Juan city have figurine inside their house, the probability that there is a…

A:

Q: Compute the cumulative distribution function for the life time of the sensor. What is the…

A: The cumulative distribution function is defined as F(x) = P(X ≤ x)