• 100 febrile patients are randomly assigned to receive either pill A or a placebo to see if their fever goes away. After 1 hour, researchers record whether or not each patient has a fever and which pill they took. . . . • b) Assumptions? c) Hypotheses? d) Test statistic? e) df? Critical value=3.841 f) Conclusion? g) How much more likely are people who took Pill A to have no fever than people who took the placebo? ● a) What hypothesis test? . Fever No Fever Pill A 17 33 Placebo 29 21

Q: Use the "element chasing" method to show that: For all sets A and B, if B C A^C, then An B = Ø.

A: Here, we need to show that if x∈A, then x∉B provided B⊂Ac.  Or, if x∈B, then x∉A provided B⊂Ac.

Q: 1 Imit |2 – x| x → 2

A:

Q: Let A = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10} and C = {a, b, c, d}. What is |A × C|?

A: Given that A = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10} and C = {a, b, c, d}.  We have to find |A × C|.

Q: Set notation

A: Given: x|x>-1∩x|x≤-3 we know that  x>-1 means x∈-1,∞ and x≤-3 means x∈(-∞,-3]

Q: Find the sets A and B if A – B = {1, 5, 7, 8}, B – A = {2, 10}, and A nB = {3,6,9}. %3D

A:

Q: Let the set B={−23,−16,−7,−2,20,36,48,72}. How many ways are there to choose a positive or an odd…

A:

Q: Graph the set. [-4, 6] ⋂ [0, 8)

A: Given : The Set A = -4, 6 The Set B = [ 0, 8 ) We have to graph the set -4, 6∩[ 0, 8 )

Q: Evaluate | x + 2x + 3 xp- Vx* +x +1 -dx

A:

Q: Let set A={-6, -12/4, -5/8, 3,0, z}. List all the elements of A that belongs each set. Natural…

A:

Q: Find the value of f(7) when 7 1 cost - 2 sin 3 3 f'(t) = and f (1) (7) = 6. 2 3

A: f'(t)=73cos(13t)-2sin(23t)given  f(π2)=6

Q: Define grouping symbols.

A: Define grouping symbols.

Q: How do you identify sets

A: The objective is to write how to identify sets.

Q: n the calculator, we use the binompdf command only for which type of questions? Group of answer…

A: The binompdf function on your calculator is for finding the probability of exactly some number of…

Q: Let F ={ (-6,4),(-5,3),(4,-6),(3,-5),(1,5),(2,6),(-3,5),(-8,2),(6,4)} G=…

A: Given sets are  F ={ (-6,4),(-5,3),(4,-6),(3,-5),(1,5),(2,6),(-3,5),(-8,2),(6,4)}G=…

Q: For each natural number n ≥ 4, let An = [/⁄/2, 1 + ½ ] and A = {An, n ≥ 4}.

A:

Q: YES / NO Use the tables to determine whether these two statements are equivalent. pVq 9

A:

Q: What is a domain?

A: Definition of a domain.

Q: Graph the set. (-∞, 6] ⋂ (2, 10)

A: Let A=(-∞,6)  and B=(2,10)To graph A∩B.

Q: Let A = {0, 2, 4, 6}, B = {1, 2, 3, 4, 5}, and C = {1, 3, 5, 7}. Find A n C. ||

A: Given, A = {0,2,4,6} B = {1,2,3,4,5} C = {1,3,5,7}