(10) A box contains 12 black marbles and k white marbles. If a marble is picked at random 5 -. Find the value of k. 11 from the box, the probability of picking a white marble is

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A: b) Maximum relative frequency of the number of heads for the first 10 tosses is 1

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A: here thickness of flange is uniformly distributed between 0.95 and 1.05 mm a = 0.95 mm b = 1.05 mm

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Q: from the letters of the word STATISTICS?

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

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

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A: For the given data Find

Q: Assignment: find out the probability where the values of favorable and unfavorable are equal…

A: Given information: The values of favourable and unfavourable are equal.

Q: 5. H X-N 12,0- 4), which of the following is TRUER A P(6 <X< 18) = 1 B. P(6 <X< 12) = 0.5 C P(12 <x<…

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Q: 20 studentS who nad recently taken eleme statistics yielded the following Infol calculator owned. (…

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Q: From the following data: 24, 109, 16, 128, 46, 86, 57, 37 The median

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Q: Use the spinner below. 12 1 11 2 10 3 4 8 7 5 6 P(>2) =

A: For the given data p(&gt;2)=? p(odd number ) =?

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

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

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Q: the F test leads us to reject the null hypothesis, we must then conclude that the two opulation…

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Q: EXPLAIN THE STEP BY STEP SOLUTION IN SENTENCES/PARAGRAPH. An adult rabbit's average length is 30cm,…

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Q: Refer to the following payoff table:     State of Nature Alternative S1 S2 A1 75 −40 A2 0 100…

A: Given that  The unconditional probability is

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: 6 A factory produces bars of chocolate that follow a Normal Distribution with a mean weight of 70g…

A: We have given that  Mean = 70  Standard deviation = 3 Variance= 9

Q: 14. Death Sentence The following data represent the sentences imposed on offenders convicted of…

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

Q: A person applies for a certain job, and the probability that he or she is qualified is 0.225. The…

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Q: A random variable X has pmfs: 6. 0,1 10 0,4 12 0,15 P. 0,05 0,3 If Z=5-2X.Find the expectation of Z…

A: E(X)=∑X.P(X)E(X)=4×0.05+6×0.1+8×0.3+10×0.4+12×0.15E(X)=0.2+0.6+2.4+4+1.8E(X)=9

Q: INSTRUCTION: EXPLAIN THE STEP BY STEP SOLUTION IN SENTENCES/PARAGRAPH. An adult rabbit's average…

A: Let X be the random variable from normal distribution with mean (μ) = 30 and standard deviation (σ)…

Q: . A nationwide survey of college seniors by the University of Michigan revealed that almost 70%…

A: Given that n =12,p=0.7 a. find the p( 7&lt;=x&lt;9) =? b. find the p(x&lt;=5) =? c. find the p(…

Q: A bowl contains 3 red chips and 4 white chips. Three chips are drawn from the bowl. What is the…

A: No.of red chips = 3 No.of white chips = 4 Total number of chips = 7  (i.e. 3+4) Consider that three…

Q: plans to draw distinct cards from a regular deck.  a. What is the probability (C) that the magician…

A: Deck of cards contain 52 cards: P(event ) = no. of favourable outcomes / Total no. of outcomes

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

A: Given that  X~Exp(5)  Find Mx(t)

Q: Consider the experiment of rolling a die. Find the probability of getting a number that is multiple…

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Q: The publishing company's estimate of profits and losses and the respective probabilities on the…

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Q: Give the value of the following: 1. C(4,4) 3. C (29,29) 5. С (10,1) 7. с (5,4) А. 10.…

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Q: A box has 10 pencils and 5 pens.  Select randomly 3 items from the box.  Let X be the number of…

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Q: In a preparation test, past data showed that 40% of the students came unprepared. In a sample of 8…

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Q: You obtain a sample of size n = 276 in which there are 162 successes. What is the test statistic for…

A: here given, n = 276,  x = no of success  = 162  sample proportion  = p ^ = 162276 = 0.586956 = 0.59…

Q: In a Bingo Game with 45 balls that are equally likely to be picked, what is the probability of…

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Q: Given the counting numbers from 1 to 20, list down the elements of the following: 6. X (odd number)…

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Q: 56. Fishing The probability that a fisherman catches a tuna in any one excursion is .15. What is the…

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Q: You wish to test the following claim (H.) at a significance level of a = 0.02. H.:µ = 73.5 Ha:µ +…

A: Given,n=61M=76standard deviation(s)=18.1α=0.02 H0:μ=73.5Ha:μ≠73.5

Q: If x-y? (5), then p(0.554 < x < 15.09) (using z? table) 0.980 0.950 0.05

A: Given that  X~χ2(5) Df=5 Find P(0.554&lt;X&lt;15.09)