If X ~ Bin(12,0.7) then calculate:  P ( X= 9) P ( X> 10)  P ( X£ 11)

Q: Assume that when adults with smartphones are randomly​ selected, 54​% use them in meetings or…

A: p(adults with smartphones )=0.54 total outcomes :n=7x= no. of adults with smartphones we have to…

Q: distributed as a standard normal variable. Calculate the following probability using Excel. Note the…

A: given data, standard normal variable X~N(0,1)we have to find out the value of a for  p(Z>a)=0.773…

Q: A) Convert the two way table to a probability table. B) What is the probability that someone drank…

A: The table shows the number of athletes drank coffee and tea.

Q: )8 students from class A, 6 students from class B and 2 students from class C participate in some…

A: n(A)=8, n(B)=6, n(C)=2  n=3 ,X=2  n(Total)=n(T)=8+6+2=16 Note: According to the Bartleby guidelines…

Q: The major airline industry is subject to labor strikes by the pilots, mechanics, and flight…

A: Event A defines strike by the pilots, event B defines the strike by the mechanics and event C…

Q: A hotel asked its customers to rate their stays as Excellent, Good, Fair, or Poor. The accompanying…

A: Hi! Thank you for the question. As per the honor code, we are allowed to answer three sub-parts at a…

Q: Abby is going to attempt a penalty kick in a soccer game. She is considering 4 possible targets at…

A: Abby is going to attempt a penalty kick in a soccer game. She is considering 4 possible targets to…

Q: The probability distribution below is for the random variable X = the number of credits taken during…

A: From the provided information, Credits (x) 14 15 16 17 Probability P (X) 0.05 0.65 0.20 0.10…

Q: uppose a player's true batting average is Normal, with mu = .276, and standard deviation, sigma =…

A: GIVEN DATA, μ=0.276σ=0.02probability  that this player will have a batting average GREATER THAN…

Q: Which of the following are examples of continuous random variables? Select all that apply. The…

A: The random variable which takes the continuous values is called the continuous random variable. The…

Q: Tara is registering for a physics class.  The morning classes are 1st, 2nd, and 3rd periods, and the…

A: We have to use simple probability theory to answer this question. Probability of an event is the…

Q: When occurrence of one outcome does not cause the probability of occurrence of another subsequent…

A: We have given that, When occurrence of one outcome does not cause the probability of occurrence of…

Q: Question 3 The lifetime of batteries is compared by the three types of the material and its…

A: The given data is as follows: Material type Low Medium High Type 1 130 45 65 Type 2 188 136…

Q: The distribution law of random variable X is given: Find the central moment of order 3. X₁ P₁ -3 -1…

A: The information provided in the question are as follows : The distribution of a random variable X is…

Q: Distribution: [1,1,4,4,5] What is the sum of squared deviations for this distribution? A

A: Given data,1, 1, 4, 4, 5sample size(n)=5

Q: n 1974, the mean height of a woman in the United States was 63.7 inches, with a standard deviation…

A: given data normal distributionμ = 63.7σ = 2.5P(x<60) = ?

Q: A fair six-sided die was tossed indefinitely until the number 6 faces up when the tossing stops.…

A: roll fair six sided die until number 6 faces up. P(experiment stops after atleast 4 tosses) = ?

Q: 1. Consider the following random experiment: there is a bag with 4 marbles in it, two red and two…

A: Hi! Thank you for the question. As per the honor code, we are allowed to answer three sub-parts at a…

Q: You are asked to advise a researcher the estimator they should use to find the value of 0 from a set…

A: We have a uniform distribution U0, θ. We are interested in estimating θ and two estimators are taken…

Q: In a recent year, the Better Business Bureau settled 75% of complaints they received. You have been…

A: Given data :  P = 75% = 0.75 n = 134

Q: Often it is difficult to distinguish between the probability of an intersection of outcomes (joint…

A: Given:-           Often it is difficult to distinguish between the probability of an intersection of…

Q: QUESTION 3 Is the following function a valid joint probability density function? оо Yes No f(x, y) =…

A: Given that

Q: A box contains 40 blocks. For each of the colors red, blue, green, or yellow there are 10 blocks of…

A: Here, given that  a box contains 40 blocks. For each of the colors red, blue, green, or yellow there…

Q: The mean number of bacteria per millimeter of a liquid is known to be 4. Assuming that the number of…

A: We have, The mean number of bacteria per millimeter of a liquid is known to be 4. Assuming that the…

Q: 3. Rolling Two Dice. If two dice are rolled one time, find the probability of getting these: e. A…

A: roll two dice.  we observe sum of two dice.  when roll one dice outcome may be  : {1,2,3,4,5,6} so…

Q: The distribution laws of random variables X, Y and Z are given: 0 2 2 3 0.6 0.4 0.6 0.2 X; P₁ Yi LP₁…

A: Expected value :  Sum(x*p(x))  1 :  E(x) = (0*0.6 + 2*0.4) = 0.8  2 :  E(y) = (1*0.2 + 2*0.6 +…

Q: A local non-profit organization is again hosting their annual casino night fundraiser to raise money…

A: $20 fees :  For $5 ( loss 15 dollar ) [area 50%] For $20 ( no loss , no profit ) [area 25%] For $50…

Q: Data from the Bureau of Labor Statistics indicates that in a certain​ month, 36.8​% of the labor…

A: event  A : high school diploma or fewer years of education B : some college or an associate degree C…

Q: (Hardy-Weinberg.) Suppose that a particular gene occurs as one of two alleles (A and a), where…

A: Objective of this question is that, find the MLE of θ Given information n1 for AA, n2 for Aa, n3 for…

Q: A quality control engineer studied the relationship between years of experience as a system control…

A: Given the data as Month of Experience Project Success 2 0 4 0 5 0 6 0 7 0 8 1 8 1…

Q: Z is a standard normal random variable. Use Excel to find Pr(Z < -1.31). Enter your answer as a…

A: given data standard normal distributionZ~N(0,1)P(z&lt;-1.31)=?

Q: A local firm recently purchased a stamping machine (newer model) to be used alongside its current…

A: Given,   A local firm recently purchased a stamping machine (newer model) to be used alongside its…

Q: Car inspection: Of all the registered automobiles in a city, 99% fall the emissions test. Fourteen…

A: given data, p=p(fail the test )p=0.09n=14q=1-p=1-0.09=0.91x= no. of who  fail the test here data…

Q: Need help with this Intro to probability and statistics homework problem. Make sure your handwriting…

A: Given:-             The joint pmf of X and Y is f(x, y) = 1/6, 0 ≤ x+y2, where x and y are…

Q: Assume that 85% of the time, the Smiley’s People web servers can handle the daily web traffic volume…

A: Given data :  mu = 4.56 million Sigma = 780000 = 0.78 millions 85%

Q: am scores of a stat distribution are normally distributed with a mean of 70 and a standard deviation…

A: given data X = exam scorenormal distributionμ = 70σ = 10X~N(70,102)

Q: Based on today's, it can be assumed that the oil concentrations in randomly selected discharges of…

A: We have given that Mean=21.6, Standard deviations=3.4

Q: Bridget is registering for a reading class.  Below is a table of teachers and the periods they teach…

A: There are total number of classes N= 9.   Bridget prefers either Professor  Plum or Mr. Green. The…

Q: Compute z for the given percentile: P99 ) O 3.22 ) O 3.02 ) 2.33 ) 1.96

A: We have given that Z has follows standard normal distribution with mean zero and standard deviations…

Q: A laboratory technician is to be tested on identifying blood types from 8 standard classifications.…

A: Given information is   A laboratory technician is to be tested on identifying blood types from 8…

Q: A certain person goes for a run each morning. When he leaves the house for his run, he is equally…

A: Sol:- The states of the Markov chain can be defined as follows: State 0: no shoes at the front…

Q: Suppose that 2000 students enter (and later leave) a classroom building over the 10 hours in which…

A: The solution to the given problem is as given in the step 2.

Q: (d) Identify the distribution of X by name, and give the parameter(s) of that distribution.

A: The distribution of X is a Bernoulli distribution with parameter p, where p is the probability that…

Q: If the probability a light bulbD Round to four decimal places, O.XXX. a. exactly 3 out of 7 bulbs…

A: P(defective bulb) = p = 0.1x = no. of defective bulb in sample size nP(x=X) = nCxpxqn-x ____binomial…

Q: The response time to a particular editing command is normally distributed with a standard deviation…

A: given data, normal distributionσ=25CI=0.95α=1-0.95=0.052E≥10E=10/2=5n=?

Q: The probabilities that a particular office phone rings 0, 1, 2, 3 times in half hour are…

A: Given, X 0 1 2 3 P(X) 0.05 0.15 0.21 0.42

Q: The deflection temperature under load for two different types of plastic pipe is being investigated.…

A: Claim: The defection temperature under load for type 1 pipe exceeds that of type 2 at 5% level of…

Q: 5. In how many ways can there be a first place, second place, and third place winner in a race with…

A: The information provided in the question are as follows : Total number of runners = 20 Also, given…

Q: The joint probability density function of the continuous random variables X and Y is given by f(x,…

A: Given that We have to find P(0≤X≤ln(2), 0≤Y≤2)

Q: Required information The General Social Survey asked a sample of adults how many siblings (brothers…

A: The joint probability mass function is given.