1. ________ are those events in which the probability of occurrence of an event is not affected by the other event.

Q: A product is considered satisfactory if it makes, on average, no more than 0.30 error per hour. The ...

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Q: Please answer all. Thank you. The width of a confidence interval for a proportion will be A.) wider ...

A: We have given the statement : The width of a confidence interval for a proportion will be A) wider  ...

Q: A continuous random variable X has density function f(x) =- (x-1)' defined on the 4 interval 11.5)

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Q: The gym which provides the training expects the increase in enrollments in 2022 to be similar to pas...

A: Given information: μIncrease=13%σIncrease=1.4%Last year's number of enrolles=80,000

Q: A hat contains 10 gold coins, 10 silver coins and 10 copper coins. We randomly select four coins fro...

A: The correct answer is "Option E Same number of silver and copper coins are selected."

Q: there are 6 balls inside of a box. 3 are blue and 3 are green. you randomly remove one at a time and...

A: The total number of balls inside a box =6The number of Blue balls =3The number of green balls =3 The...

Q: which Store has greatest average number of tablet sold? which Store has least avernge number tablet ...

A: We have given that the probability distribution of three different stores and their mean & varia...

Q: The Joint probability distribution of X and Y is given below: Y 0.4 0.1 1. 0.2 0.3 Find the correlat...

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Q: 1. What is the probability that a student selected at random prefers peach slices as a snack? 2. Wha...

A: As per our company guidelines we are supposed to answer only first 3 sub-parts. Kindly repost other ...

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: (c) Students from School D and School B cannot be in the same row;

A: Here as per note I have calculated part C Here use inverse scenario That is consider total arrangeme...

Q: Exercise 5.6 The number of cracks that need repair in a section of interstate highway follows a Pois...

A: The number of cracks that need repairs in a section of interstate highway follows a Poisson distribu...

Q: At an Ice Cream shop they have 5 different flavors of ice cream and you can pick one of 4 toppings. ...

A: NOTE- AS PER GUIDELINE  I HAVE CALCULATED FIRST MAIN QUESTION ONLY PLEASE RESUBMIT OTHERS AGAIN

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: Write clear please

A: Given

Q: The table shows the distribution, by age, of a random sample of 3150 moviegoers ages 12-74. If one o...

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Q: If the range of a given dataset(of quiz score) is 32 and and the desired number of classes is 7,  th...

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Q: Given the CDF Fy(9) of random variable Y 1 0.8 0.6 0.4 0.2 0 1 2 3 4 5 y Is Y discrete or continuous...

A: Solution

Q: Suppose the side effect of a new drug makes people (a) very sick, (b) sick, (c) kind of sick, or (d)...

A: Probability table, Effect very sick sick kind of sick not sick at all Probability (p) 0.1 0.2 0...

Q: Pr(A n B) = 0.1 Pr(A) = 0.2 Pr(B') = 0.5 Hence, fill in the intersection table: A A' В B'

A: It is given that Pr(A∩B)=0.1, Pr(A)=0.2 and Pr(Bl)=0.5.

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: A. Determine the value of k such that P[-k -to.15] with v = 15.

A: According our policy we can answer only first three subpart for remaining please repost the question...

Q: drawn (after replacement) and this one is also found to be black. What i likely. A ball is drawn at ...

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Q: Exercise 5.4 A lot of 75 washers contains 5 defectives whose variability in thickness is unacceptabl...

A: Probability mass function : A probability mass function (pmf) is a function over the sample space of...

Q: Four coins are tossed. Let Z be the random variable representing the number of heads that occur. Fin...

A: Given that, four coin are tossed. Let Z be the random variable representing the number of heads that...

Q: Please answer all. Thank you. How do we compute the length of a confidence interval? A.) All of thes...

A: Formula : Length = 2 * ME

Q: Classify the random variables (1) the number of red marbles in a jar (2) time it takes to get to sch...

A: A variable is said to be discrete if it takes only specific values like whole number, integers, etc....

Q: Round your answers to 4 decimal digits.  A particular telephone number is used to receive both voic...

A: Let X be particular telephone number is used to receive both voice calls and fax messages from binom...

Q: 1. Apply the addition rule, P(mean or median) = P(mean) + P(median) - P(mean and median), to find th...

A: We have given that  P( mean or median ) = 30% = 0.30 P( median ) = 16% = 0.16 P( mean ) = 27% = 0.27

Q: A coin is tossed and a die is rolled. Find the probability of getting a head and a number greater th...

A: When a coin a tosses and a die is rolled simultaneously then sample space is  S={(Head,1), (Head,2) ...

Q: you run a small airline that operates ten 30 seat airplane flights per dat. for each flight, you can...

A: Number of seats on the plane = 30 Price of tickets = $289 Refund for unavailable seats = $534

Q: Recently, the bowling scores of a certain bowler were normally distributed with mean 202 and standar...

A: given that mu=202,sigma=19 Find the probabilities

Q: 3. A researcher wants to estimate the average academic performance in Mathematics of grade 10 - Mabu...

A: We have given that,  The grades are :-   79, 80, 89, 87, 85, 88, 83 Then,  We will find the average ...

Q: An electrical firm manufactures light bulbs that have a length of life that is normally distributed ...

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Q: Draw a spinner with the numbers 1, 2,3, 4, and 5 considering the following probabilities. P(1) = 1/5...

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Q: Out of a group of 60 people, 20 invested in stock market, 35 had certificates of deposit, and 34 had...

A: Let S denote the event of someone investing in stocks, D denote the event of someone investing in de...

Q: b.) The letters are case sensitive(that is, an uppercase letter is considered different than the sam...

A: Given, The password contains any four digits or letters and repetition is allowed. The possible numb...

Q: 3. 1 card is drawn at random from the pack of 52 cards. (i) Find the Probability that it is an Ace, ...

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Q: State whether the function is a probability mass function or not. If not, explain why not. p= {(8,0....

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Q: The moment generating function of the exponential distribution with rate A is m(t) = for t < A. More...

A: Introduction: The random variable X has an exponential probability distribution.

Q: What is the difference between the t-distribution and the standard normal distribution? A.) the t-di...

A: We ha e given that the statement about to the t-distribution and normal distribution. Here, we need ...

Q: va riance o 0.84 A Mean M 1.4 20% 30/p 40°p Stoje A 0.76 Store B 1.8 Store C ß Store which Store has...

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

Q: How many distinct arrangement can be formed from the letters of the word "ENGINEERING" with letter E...

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Q: In a sample of 50 people, 19 had type O blood, 22 had a type A blood, 7 had type B blood, and 2 had ...

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Q: (7 remaining) The Center for Medicare and Medical Services reported that there were 295,000 appeals ...

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Q: 1. A box contains tickets 1, 1, 2, 2, 3. (The average of the tickets is 1.8 and the standard deviati...

A: Given Information: There are five tickets in the box. (1, 1, 2, 2, 3) The average of the tickets is ...

Q: Professor Jones wants to test his new treatment for obsessive compulsive disorder (OCD). Scores on a...

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Q: In a commercial survey involving 1000 person on brand preference, 120 were found to prefer brand X o...

A: Let X=number of persons who have no brand preferences. Given: X only=120 Y only=200 Z only=150 X or ...

Q: A single die is rolled twice. The 36 equally-outcomes are shown in the picture. Find the probability...

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