A random variable X follows normal distribution with the mean 100 and standard deviation 4. Find the probability that X is more than 95? O A. 0.8500 O B. 0.8944 OC.0.4772 O D. 0.5944

Q: A coin was tossed 400 times and the head turned up 216 times. Test the unbiased at 5% level of signi...

A: Here AS PER POLICY I HAVE CALCULATED FIRST MAIN QUESTION ONLY PLZ REPOST FOR REMAINING  here use sin...

Q: Which among the value is approximately equal to P(0.99<Z<1.5) A.) 0.0943 B.) 0.2333 C.) 0.7333 0.772...

A: which among the value is approximately equal to P(0.99&lt;z&lt;1.5)

Q: find is the score of 75% of the area under the standard normal distribution curve lies to the left o...

A: GivenThe area under the standard normal distribution curve lies to the left of75% is 

Q: fcy I54+42 +28 -2ラ 28 6-42 16 と3 Find the Of Y vaniance

A:

Q: 4. The joint PDF of two continuous random variables X and Y is given by fx+y 0<x<1, 0<y < 1 S(x, y) ...

A:

Q: (i) Find the probability that a randomly chosen small rod has diameter greater than 2.15 cm. (ii) A ...

A: Here given machine produce two types of rod with small and large diameter  For large Diameter μ=2.2 ...

Q: Find the cumulative density function for the given probability density function. 1 f(x) = 7, for 2<x...

A: Given  cumulative density function for the given probability density function.

Q: 11. A recent study showed that the average length of a baby alligator was 19 centimeters with a stan...

A: Let X be the random variable from normal distribution with mean (μ) = 19  standard deviation (σ) = 3...

Q: Example 1.7.3 Prove that dx/x is divergent. 1

A:

Q: 2. Marissa is raising chickens and wants to build a fenced-in enclosure next to her chicken coop. Sh...

A: In this question given that Marissa has 100 feet of chicken wire fencing Find out draw a rectangle a...

Q: What is the P(-1 SYS 2)? Find the cumulative distribution function of

A:

Q: elved are tracked using sortware that can tell the e-mali sender when, where, and on what type of de...

A:

Q: Twenty tickets are numbered 1 to 20 and one of them is drawn at random. What is the probability that...

A:

Q: A ball is selected at random from a bag containing a red ball, a blue ball, a green ball, and a whit...

A: Given,no.of red balls=1no.of blue balls=1no.of green balls=1no.of white balls=1Total no.of balls =4

Q: You flip a fair coin twice. X is 2 if the first coin is heads and 4 if the first coin is tails. Y is...

A: Probability of a random variable is computed by dividing the frequency by the sum of frequency. This...

Q: It costs $10 to play a gambling game. If the player wins, then this $10 is returned and an additiona...

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

Q: what should we pay in return each time the sum does not exceed four to make the game fair?

A: Here two dice are rolled  So number of total outcomes = 6×6 = 36

Q: Q2. Determine the number of times a fair coin must be tossed so that the probability of the ratio of...

A: Let us denote the number of tails as X and the total number of tosses is n. p^=x/n When fair coin wa...

Q: Y Example 20. Daily sales (recorded in rupees) of a retail shop are given below : Daily sales in Rs....

A:

Q: In a lottery, the top cash prize was $646 million, going to three lucky winners. Players pick four d...

A:

Q: Find the z-score for which 89% of the distribution's area lies between -z and z. -1.5982, 1.5982 -2....

A:

Q: The random variable x is known to be uniformly distributed between 20 and 40. The probability of x h...

A: Given a = 20 b = 40

Q: A convenience store has four available parking spaces. The owner predicts that the duration of custo...

A:

Q: A particular brand of trans-fat butter was analyzed to determine the level of polyunsaturated fatty ...

A:

Q: Theorem 1.7.4 x" -le* dx is convergent if and only if n> 0.

A:

Q: If a real estate office sells 1.6 houses on an average weekday and sales of houses on weekdays are P...

A: As per our guidelines we can solve first three sub part of question and rest can be reposted. Soluti...

Q: 2. Suppose that X has a hypergeometric distribution with N= 2,000, K = 800, and n= 200. Find the pro...

A: Hyper geometric distribution : The hypergeometric distribution may be a separate likelihood distribu...

Q: The large airline company, Cloudscape, knows from experience that only 77% of the passengers booked ...

A:

Q: You are dealt one card from a 52-card deck. Find the probability that you are not dealt a club.

A:

Q: A computer manufacturing company claims that only 7.3% of their computers are returned. Kelly thinks...

A: We have given that  Sample size n=255 Favorable cases x =24 Sample proportion p^=x/n  =24/255 =0.094...

Q: In a poker hand consisting of 5 cards, find the probability of holding (a) 3 aces; (b) 4 hearts and ...

A:

Q: 78 voters are asked to rank four brands of cereal: A, B, C, and D. The votes are summarized in the f...

A:

Q: What is the probability that a customer buys milk and eggs if we know she buys bread? (A) 0.2250 (B)...

A: For the given data Find P ( milk and egg / bread ) =?

Q: 1. (i) In a certain population, the force of mortality p, at age x is as follov 0.007, 61 <x < 66, 6...

A: Two actuarial function p and q and other functions d and l The first function  Sx(t) = Pr(Tx&gt;t) a...

Q: Illustration 16.73. There are 12 coins in a bag. Four of them are a rupee each. Remaining coins cons...

A:

Q: Following are average high and low temperatures in January for 6 randomly selected cities Here, x de...

A:

Q: If there are 6 people in a room, what is the probability that at least two of them have the same bir...

A: If there are 6 people in a room, what is the probability that at least two of them have the same bir...

Q: 1) The extraction rate of a certain polymer is known to depend on the reaction temperature and the a...

A:

Q: For a standard normal distribution, the probability of obtaining a z value between –1.8 and 1.1 is _...

A:

Q: Someone wants to know how many different outfits they can make with 3 coats, 5 pants, 7 shirts, and ...

A:

Q: Suppose that X is a binomial random variable with n = 200 and p = 0.4. Find the probability RCX s 70...

A: Given n =200 ,p =0.4 p( x&lt;=70 ) =?

Q: The probability distribution for the number of students in Statistics classes offered at a small col...

A:

Q: dx heorem 1.7.1 is convergent if and only if µ < 1. (x – a)H a

A:

Q: The alpha level.001 has a corresponding z score of .002 O True O False

A:

Q: Which of the following best describes probability distribution. A.) listing of values of random vari...

A: We have to choose the correct statement about the probability distribution. Note : Since you have as...

Q: The table displays the number and type of tickets bought for a play that was performed in both the a...

A: Let A represents 'a child tickets is bought for a play' and B represents 'the play is performed in t...

Q: The mean number of past relationship partners for the population people between the ages of 18 and 2...

A: For the given data Perform z test for one mean

Q: Illustration 16.20. If a machine is correctly set up, it will produce 90% acceptable items. If it is...

A:

Q: 3. Consider two continuous random variables X and Y with the following joint PD PX.Y(,u)= 0, otherwi...

A: Given,pX,Y(x,y)=32x+12y; 0≤x≤1 , 0≤y≤10;  otherwise

Q: A store va riance o 0.84 mean M 1.4 20% 30 /p 40°p 0. Stoje A Store B Store C ß Store which Store ha...

A: We have given that the probability distribution of three different stores.   Note: According to Bart...