What is the Probability of a Correct Decision in hypothesis?

Q: What is the probability of drawing a black face card from a normal deck of cards

A:

Q: 4. What is the probability that it is female or an accountant? 5. What is the probability that it is…

A: 4) The probability that it is female or an accountant is:P(female or accountant)=n(female or…

Q: What is the probability a certain tire of this brand will last less than 53,400 miles? What is the…

A: Given Mean=60000 Standard deviations=1700

Q: What is the probability of getting a jack or black card from randomly picking a card from a Deck?

A: Number of black cards = 26 Number of Jack cards = 4 Number of black and jack cards = 2 Total number…

Q: what is the probability that at least 1 defective card is in the sample?

A: Let , X has hypergeometric distribution with parameter N=120 , M=15 and n=15 The probability mass…

Q: What is the probability that an 18-year old man selected at random is between 67 and 69 inches tall?

A: Let X denote the heights of  18 year-old men. Given that X follows N(mean = 68, SD = 3) Then Z = (X…

Q: What is the probability of someone guessing I am older than 48?

A: 8. The probability formula is, Probability=Number of favourable observationsTotal observations There…

Q: What is the probability of obtaining either four or five heads if a fair coin is tossed 10 times?

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Q: Two 6-sided dice are rolled. What is the probability that both dice come up with odd numbers?

A: Given 2 6- sided dice are rolled

Q: What is the probability that if 13 letters are typed, no letters are repeated?

A: There are 26 letters in the English alphabet.  We can pick 13 letters without repetition in 26P13…

Q: According to the American Veterinary Medical Association, 31.6% of American households own a dog.…

A: Let A denote that American households own a dog Let  denote that American households does not own a…

Q: What meaning is given to the probability of an event by the frequentist interpretation of…

A: The most frequent interpretation of probability:The probability of an event is obtained as the ratio…

Q: What is the probability that a randomly selected bow tie is made of silk or is not shaped like a…

A:

Q: What is the probability of selecting a red marble, returning it to the bag, and then selecting a…

A: As per our guidelines we can answer only 3 subpart questions. Please repost the question again.

Q: What is the probability of drawing a spade or a red ace from an ordinary deck of playing​ cards?

A: The total number of cards in an ordinary deck of playing cards = 52 Total spade cards = 13 Total red…

Q: What is the probability of randomly selecting a respondent who is male and prefers Checkers?

A: The probability of selecting a respondent who is male and prefers Checkers is obtained below: Total…

Q: A pair of dice is rolled. What is the probability of getting a sum of 6? What is the probablity of…

A:

Q: What is the probability that a randomly chosen respondent believes the earth is warming given that…

A: Probability quantifies the chances of happening an event. The probability values always lie in the…

Q: What is the probability that a randomly selected person is male given the person is left handed?

A: Ans - GIven table   Right Handed Left Handed  Total Male 87 13 100 Female 89 11 100 Total…

Q: What is the probability of having no errors on a page?

A: Poisson distribution is a discrete probability distribution . It is the most widely used .

Q: What is the probability that it is a personal computer? What is the probability that it is not a…

A: Given,no.of personal computers=342no.of laptop computers=392no.of printers=68Total no.of…

Q: When rolling two dice, what sum on the dice is most probable?  What is the probability?

A: Sample set for rolling two dice S={ (1,1) (1,2) (1,3) (1,4) (1,5) (1,6)       (2,1) (2,2) (2,3)…

Q: What is probability?

A: The chance of occurrence of an event is the probability of that event.

Q: What is the probability that a survivor was a female or in the 2nd class?

A: According to the provided information, Total survival person = 450 Total Female person = 308 Total…

Q: What is the probability that a Canadian's mother tongue is either English or French? English…

A: Solution

Q: What is the probability that a student chosen at random is between the ages 10 and 13 and skips…

A:

Q: 3. Should the null hypothesis be rejected for kissing on the lips? If yes, at what probability…

A: Given: Test statistic t=4.9 Degrees of freedom: df=smallern1-1, n2-1=smaller100-1, 100-1=smaller99,…

Q: What is the probability that the person selected is a female?

A:

Q: What is the probability the pedestrian was not intoxicated

A: Given data The table summarizes results from 990 pedestrian deaths   Driver  intoxicated?…

Q: If A and B are events in the same sample space, then how will you get the probability of A or B…

A: If A and B are events in the same sample space, the probability of A or B occurring is…

Q: What is the probability that if 15 letters are typed, no letters are repeated?

A: From the provided information, 15 letters are typed. Total letters in alphabet = 26

Q: Describe how a probability value is used to cast doubt on the null hypothesis?

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Q: Who wrote the book Moderate methods of Probability?

A: Probability is the chance of occurrence of an event.

Q: What is the probability of rolling, on a fair dice a number greater than 4?

A:

Q: What is the probability of getting white?

A: Given: The square box containing 12 small squares. Number of white squares =7 Number of yellow…

Q: A 4-sided fair die and a 12-sided fair die are rolled. What is the probability of showing a 3 on…

A:

Q: What is the chance that, neither settles the dispute, if they both try independently? What is the…

A: Let us define some events X : manager X settles the dispute Y : manager Y settles the dispute. Based…

Q: What is the probability of randomly drawing a RED Fa Card OR a card with a BLACK NUMBER?

A: We know that  In a standard deck of cards, there are 52 cards in a deck. In a deck, 6 are red face…

Q: What is the probability that a student is not a Pinterest user?

A: Total Users=71+24+20+5=120 Now, total Pinterest Users=24+20=44 Then, Probability of Pinterest…

Q: What is the probability of selecting a respondent who does not prefer Checkers?

A: Provided data is: Preferred supermarket   Pick n Pay Checkers Woolworths Total No.…

Q: What are the possible outcomes when three coins are tossed simutaneously? What is the probability…

A: Ans -  The possible outcomes when three coins are tossed simultaneously          Sample space S =…

Q: What is the probability that the sum is 7 or 11 when a pair of dice is rolled?

A: Given: The outcomes on a pair of dice are as follows   1 2 3 4 5 6 1 1,1 1,2 1,3 1,4 1,5 1,6…

Q: What is probability that two randomly selected people are born on the same weekdays?

A: It is an important part of statistics . It is widely used .

Q: If the probability is .51 that a candidate wins the election, what is the probablilty that he loses?

A: Farmula used P(E)+P(Ec)=1  Ec is the complement of E

Q: What is the probability the next child to arrive at the representative school is Hispanic?

A: Reason  The probability of an event is the ratio of the number of outcomes favorable by the total…

Q: LIst the strenghts and weaknesses of subjective probability as opposed to the classical definition…

A: Classical definition of probability includes possibility or chance of event occurs. for example if…

Q: What is the probability that the first one selected is defective? What is the probability that the…

A: Let us define some events A : first one is defective B : second one is defective. Given that Number…

Q: What is Conditional Probability?

A: Conditional probability is the probability of one event happening with some association to one or…

Q: An experiment consists of dealing 5 cards from a standard deck of cards. What is the probability…

A: It is known that Number of cards in a deck = 52 Number of diamonds = 13 Number of non-diamonds = 52…

Confidence Intervals

When we calculate intervals in probability and statistics, it can be simply termed as finding out a confidence interval. The confidence interval is usually calculated from the data set which is observed. The value of the parameter that needs to be calculated is present here only.