From a group of 15 women and 11 men, a researcher wants to randomly select 7 women and 7 men for a study. In how many ways can the study group be selected? OA. 2,123,550 OB. 34,095,600 OC. 9,657,700 O D. 6,765

Q: You roll a 4 sided die 300 times. The following table lists the how many times each number came up…

A: Solution: Given information: k= 4 Categories  n= 300 Sample size

Q: A large group of people get together. Each one rolls a die 210 times, and counts the number of aces…

A: The objective of this question is to find the percentage of people who should get counts in the…

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Q: If a study was counting cells on a petri dish and listed an of n=25, what would the df be for the…

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Q: If 10 coins are tossed ,find the mean of the random variable X , if X is the number of heads that…

A: According to the given information, we have 10 coins are tossed. Let X be the number of heads…

Q: Bill performed an experiment in which he spun a spinner divided into four equal parts. Each part had…

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Q: Vab

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Q: 5A spinner is divided into five equal sectors labeled 1 to 5. What is the probability of spinning…

A: Given : Spinner has 5 equal parts with numbers 1-5   Note :As per guidelines only first question(5A)…

Q: You wish to take a random sample of 45 students from a population of 120 men and 100  women for the…

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Q: If you do a 2x2x6 factorial design, how many different cells are in there in your experiment?

A: Here 2x2x6 factorial design,

Q: 57% of all the town's residents own a dog and 63% own a cat. Of the dog owners 47% also own a cat.…

A: Given that, 57% of all the town's residents own a dog and 63% own a cat.  Of the dog owners 47% also…

Q: An experiment was done on painting classroom chairs. The results of the experiment is in the…

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Q: Local parents and their children were invited to the grand opening of a daycare center. Each of the…

A: a) The contingency table is given as follows:   Pencil Cup Magnet Row Total Parent…

Q: a. Clean these data and identify any irregularities in the data Determine the values in the data…

A: a. The irregularities are the respondents that are not in the options. The irregularities are…

Q: If dfw = 50 and dfpet = 4, how many subjects were in each sample? %3D Select one: a. 10 O b. 4 O c.…

A: In question, We have given df(within) = 50 and df(between) = 4. Then we'll find that how many…

Q: On average, respondents went out 2.6 times to buy food, 1.3 times to buy medicine, and 1.2 times for…

A: Activities  Buy Cooked or uncooked food Buy Medicines Financial Transaction   Times…

Q: Gambling A survey of 60 men found that 36 gamble. Another survey of 50 women found that 28 gamble.…

A: Given data : x1= 36.0 n1= 60 x2= 28.0 n2= 50 significance level, 0.01

Q: Does Octane matter? Some people believe that different octane gasoline result in different miles per…

A: Solution: Let x= Miles on 87 octane  and y =Miles on 92 octane  x y d =y-x (d-d) (d-d)2 234…

Q: If a a coin and two (six-sided) dice are rolled together once, how many sample points does this…

A: Given that a coin and two six sided are rolled together once.

Q: 59% of all the town's residents own a dog and 61% own a cat. Of the dog owners 42% also own a cat.…

A: 59% of all the town's residents own a dog 61% own a cat. Of the dog owners 42% also own a cat.

Q: There are 5 black, 3 white, and 4 yellow balls in a box (THE SAME BOX as seen in the previous…

A: There are black,  white, and  yellow balls in a box.We have chosen four balls randomly from the box…

Q: Three dice are tossed. The number rolled on each die is recorded. How many outcomes are in the…

A: Three dice are tossed in. The number rolled on each die is recorded.

Q: An environmental survey contained a question asking what respondents thought was the major cause of…

A: Given: Number of people choose in version A, nA=460. Number of people choose factories in version A,…

Q: Ahamed opened a restaurant 5 years ago, he made a survey of how the people rated his food according…

A: Note! Hi there! Thank you for the question. As there are multiple sub parts, according to our policy…

Q: On April 15th, 1912, the R.M.S. Titanic sank into the North Atlantic Ocean, resulting in the loss of…

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Q: If 2% of the components produced by a machine are defective, what is the average number of defective…

A: Given that,2% of the components produced by a machine are defective.Sample size, n = 150

Q: In the Sanatorium For Acute Intellectual Malnutrition, a nourishing twelve course Christmas Exam is…

A: Given: n = 20 To find: The number of orphans who will on average end up without a test given that…

Q: 59% of all the town's residents own a dog and 63% own a cat. Of the dog owners 45% also own a cat.…

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Q: 7 pies 6 pies 4 pies O A. 17 pies3 B. 42 pies3 C. 168 pies D. 188 pies

A: The formula of  volume of a cuboid is…

Q: 59% of all the town's residents own a dog and 65% own a cat. Of the dog owners 42% also own a cat.…

A: Given Information Probability of Dog owners P(D) = 0.59 Probability of Cat owners P(C) = 0.65…

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A: For the given statement select the correct choice

Q: Consider an experiment to study the effect of fertilizer on plant growth. There are six samples: A,…

A: Option A is the answer Answer : Experimental unit.

Q: Dr. Y thinks he has found a new memory drug and tests 5 rats on a memory task after giving the drug.…

A: The given sample is 4, 7, 3, 5, 6. Sample size = n = 5.

Q: Sherin conducts a study with four groups. Each group has 20 participants. What is the value for df…

A: The following information has been provided: The total number of groups are k=4. The total number of…

Q: In an original group, the probability of choosing a girl from that group was 1/3 When 1more girl…

A: Consider a number of boys are x and the number of girls are y and solve it by using given…

Q: d. Check that calculating appropriate weighted average of your answers in parts b and c gives the…

A: Let's solve.

Q: A group of 10 students participate in chess club, karate club, or neither. Let event A = The student…

A: Introduction: It is required to find P (A | B).

Q: . A sample has mean ¤ = 162 and standard deviation s = 2. Find the z-score for the data value x =…

A: Find x score for following data