Approximately 10.3% of high school students drop out of school before graduation. From a random sample of 10 students, find the probability that there will be no more than 2 drops out.

Q: Which of the following is true about the probability density function (pdf) of a continuous random…

A: For a continuous random variable of a pdf, f(x) is used for the graph of the distribution. The total…

Q: Answer what is being asked in each item. of test al ) neem S45 20 bobnisgousobneouepige ai (b)…

A: Given that - A classroom teacher hypothesizes that using lecture method in teaching specific lesson…

Q: from 0.55. You use a significance level of 0.02. Ho:p = 0.55 H1:p + 0.55 You obtain a sample of size…

A: Given that Sample size n =276 Favorable cases x =162 Sample proportion p^=x/n  =162/276 =0.5870

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

A: Given: Let A = the card is a black face B = the card is a black

Q: µ1 = mean time spent by children in the 100 m race µ2 = mean of the time that the girls do in the…

A:

Q: You draw and keep a single bill from a hat that contains a $1,$10,$20, and $100 bill. What is the…

A:

Q: A bag contains 4 blue marbles and 5 red marbles. If two marbles are drawn one after the other…

A: The bag contains 4 blue marbles and 5 red marbles.

Q: at random events A and Bare independent, A and C are independent, and BC = 6. %3D P(B) =,P(AC |…

A: Given that

Q: 4. What change in the number of days is associated with an increase of 1.5 of the index?

A: Given:

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

A:

Q: 3. Choosing a heart card in an ordinary deck of playing cards. Find the sample space.

A: sample space is set of  all possible outcomes

Q: 1. Three balls are drawn in succession without replacement from an urn containing 5 white balls and…

A: For the given data Find probabilty distribution table ( a ) p(w=2) =? ( b ) p( w>=2)=?

Q: From a bag containing 5 blue balls, 3 yellow balls, and 2 green balls, 1 ball is drawn. Find the…

A: It is given that Number of blue balls = 5 Number of yellow balls = 3 Number of green balls = 2 Total…

Q: Example: Selecting a Card One card is selected from a standard deck of cards. Determine a) the odds…

A: Let Q be the event of selecting queen cardno.of queen cards=4Total no.of…

Q: A telemarketer will give an average of 4 calls in an hour. Find the probability that he will give at…

A:

Q: a. What is the probability that an adult over 40 years of age is diagnos ad as having Cancer ? b…

A: here define events adult has cancer  = C doctor diagnosing person as positive  = T p(C )=  0.05 p(C…

Q: While analyzing a data set, a scientist notices one data value that is 2 IQRS below the first…

A:

Q: SHOW THE FULL SOLUTION OF THIS PERMUTATION 3!

A: Given3!

Q: Consider a two way-factorial ANOVA with two factors: homework and test anxiety. Homework has two…

A: Given that two-way factorial ANOVA with two factors : homework and test anxiety. Homework has two…

Q: . Three light bulbs are chosen randomly from 15 bulbs of which 5 are defective Find the probability…

A:

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

A:

Q: A pair of dice are tossed. What is the probability that doubles are rolled, given that the sum on…

A: We have given that, A pair of dice are tossed the the sample space (S) is,  S= {(1,1), (1,2),…

Q: a. If L is the event that 2 heads appear, find L b. If M is the event that a red ball is drawn, find…

A: here given, two coins are tossed and a balls is drawn from bag contains yellow and red ball H = head…

Q: a. If the person is picked at random from this group, find the probability that the person is a…

A: Education Male Female total Elementary 38 45     83 Secondary 28 50 78 College 22 17 39…

Q: The sales of Company (in milion dellens) fon each year Shown in the Lable below. arre x lyear) 2005…

A: We have given that,  The data set are: X:- 2005, 2006, 2007, 2008, 2009 Y:-12, 19, 29, 37, 45 Then,…

Q: ade wants to fly from Toronto to Winnipeg, then to Vancouver three days later, then a direct flight…

A:

Q: In a lightbulb manufacturing system, on average 1 lightbulb arrives every 0.5 hours. The average…

A:

Q: If x-Exp(5), then M,(t) is O 1 suall (1 – 5t)-1 الخيار 2 (1 -

A: Given that  X~Exp(5) Find  Mx(t)

Q: A company employs 3 people for 3 positions: marketing staff, manager assistant, sales manager There…

A: If there are n mutually exclusive, exhaustive and equally likely outcomes of a random experiment and…

Q: An airline studied the data from their passenger records and noted that their customers turn up only…

A: Introduction: Denote X as the number of passengers who show up for the flight, among those who…

Q: 39. How many ways can 12 students be seated around a circular table?

A: We have given that Number of students = 12

Q: 2. Identify each of the following as examples of (1) attribute (qualitative) or (2) numerical…

A: A variable can be classified as qualitative if it can not take numerical values.  On the other hand,…

Q: Given the mean and standard deviation of a normally distributed set of scores, determine the…

A: Given that  x = 35 ,  μ = 18 , ? = 7

Q: a little league manager has 12 children on her team. How many ways can she form a 9- player batting…

A: Given that  Total player=12 Batting order player=9 Find the number of ways can she form a 9 player…

Q: A safe box requires a new user to set up a 6-digit code before using it. The user is allowed to only…

A: Given Information: A safe box requires a 6 digit code. The user is allowed to only set up the code…

Q: At any given time, a subatomic particle can be in one of two states, and it moves randomly from one…

A:

Q: 25. A pair of dice is rolled. What is the probability of getting a. a total of 6 or 8? b. a total of…

A: When a pair of dice is rolled then the sample space S={ (1,1) (1,2) (1,3) (1,4) (1,5) (1,6)  (2,1)…

Q: When 5 cards are dealt from a standard deck of 52 cards, what is the probability of getting 2 aces…

A:

Q: 1. Which of the following is FALSE for a continuous random variable X with pdf y = f(x)? %3D A. P(6…

A: Given that  Probability density function (pdf) y=f(x)

Q: Problem 3. A lottery gives you an award if you are able to choose correctly at least 5 numbers out…

A: Let us suppose there are three balls viz. a red, a green and a blue. From these, there are three…

Q: x-2 If x-N(2,4), then 2 x²(1) O 3 I الخيار 3

A: Given that,  X~N(2, 4)  We have to find the distribution of  x-2/2~..........

Q: C. However, 20% of laptop from Company A is prone to defect whereas 10% from Company B and 5% from…

A: For the given data Find p( company c /defect ) =?

Q: 26. The probability of Marcelina scoring above an 85 in a Statistics 3 What is the probability of…

A: Solution

Q: 2. Wanda receives on average 8 messages from Vision in a 3 hour period. What is the probability that…

A: Given on average 8 messages from vision in a 3 hours periodλ=8 messages from vision in a 3 hours Let…

Q: COMBINATION SOLUTION. SHOW THE SOLUTION OF 10C3. FOLLOW THIS FORMULA  nCr = n! / (n – r)!r! 10C3

A: Cr=n!n-r!×r!n

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

A:

Q: 0,8 0.2] A Markov chain has the transition matrix shown below: 1 P = (1) Find the two-step…

A:

Q: When the sample standard deviation S is based on a random sample from a normal population…

A: Given that, EcS=2n-1Γn2σΓn-12 Unbiased estimator for σ of the form cS. EcS=σ

Q: 3. HX-N(u =12,0-4), what is the value of k in the figure? A 12 B. 6 C 4 ID. 2

A: Given that  The X is normally distributed with  Mean (μ) = 12  ; Variance (σ2) = 4   We  know that…