Select the two objectives to keep in mind when designing a good experiment. Reduce bias in estimating and testing treatment effects. Reduce the effects of sampling error Maximize the number of participants Contains a minimum of 10 treatment groups Maximize the standard error of the results O Reduce the duration of the experiement

Q: Find the number of different ways that an instructor can choose 7 students from a class of 16…

A: No. of students in a class for field trip(n)=16No. of students that an instructor can choose(r)=7

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A: Systematic sampling is one of the process of sampling technique. This process arranges the…

Q: A combination has 4 characters.  There are 2 letters and 2 numbers.  The numbers must be 0-9.  how…

A: Given : There are combinations of 4 characters. There are 2 letters and 2 numbers.

Q: Questian 5 2-34 6. 10

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Q: Find the number of ways in which we can select a team of 6 players from a class of 12 people.

A:

Q: Using the last digit of your student number, N, as outlined in the instructions on the front page,…

A: Given data  We have to find integers that satisfies N<x<=12 And N= 3

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A: 3 Faculty5 students___________8 total peopleselect five person committee by selecting members at…

Q: Find the number of different ways in which 3 flags can be displayed on a flagpole, one above the…

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Q: There are 550 students in your graduating class. Are there at least 3 people that share the same…

A: There are 550 students in your graduating class. We need to determine wheather there are at least 3…

Q: A professor gives his students 6 essay questions to prepare for an exam. Only 2 of the questions…

A: The objective of this question is to find out the number of different exams that are possible given…

Q: Find the number of arrangements of the letters in the word EMERGE in which (a) all the 3 letters E…

A: Given word is EMERGEletter E is repeated 3 times total no.of letters in the word  EMERGE  =6

Q: Q2: Write necessary instructions to read two decimal numbers a and b (0<a, b< 50) and take the…

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Q: There are 49 runners in a race, and no ties. In how many ways can the first three finishers be…

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Q: Show a complete solution ry-sy13, ty

A: Given:Differential equation:

Q: The first box contains 5 apples, the second box contains 7 apples, the third box contains 9 apples…

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Q: Find A - B if A = {4,5,6} , B = {6,7,8}

A: Given ,  A = {4,5,6} B = {6,7,8} We have to find A - B   A - B is the set of all elements of A that…

Q: A=[a,b;c,d]. A^2=[17,14;56,52].

A: Let A=abcd. Now A2=abcd·abcd=a2+bcab+bdac+cdbc+d2

Q: Determine the sample size required to estimate the mean score on a standardized test within 5points…

A: Given,margin of error(E)=5standard deviation(s)=15α=1-0.98=0.02α2=0.01Zα2 =2.33

Q: Find the number of different ways that an instructor can choose 7 students from a class of 12…

A: Here we have to find the number of different ways that an instructor can choose 7 students from a…

Q: If ​(-5.6, 1.8​) is an interval on the number​ line, find the value that is in the middle of the…

A: The interval on the number line is (-5.6,1.8)

Q: you have 5 pair of white socks and 10 pair of black sock in a drawer. you randomly choose two pair.…

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Q: Find the number of different ways that an instructor can choose 5 students from a class of 13…

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Q: Convener and a Secretary are to be chosen from group of people consisting of 50 people. Explain how…

A: i) We can select A as Convener in only 1 way. We can select Secretary from (50-1)=49 people in 49…

Q: Find the number of different ways that an instructor can choose 7 students from a class of 23…

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Q: Of 12 possible books, you plan to take 6 with you on vacation. How many different collections of 6…

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Q: Find the number of different ways that an instructor can choose 4 students from a class of 18…

A: Combination:   It is nothing but the selection of objects where the order of selection is not…

Q: If the average of 5 integers is 300, if the average of the first 2 integers is 100, and the the…

A: given: the average of 5 integers is 300. the average of the first 2 integers is 100. the average of…