are indicated the mumbers of students passed and failed by three instructors. lest the hypothesis tht the tailr tef studentsi he D.05- Mc X Mr. Y Mr. 2 nd 50 47 56 14 culate the test statistic (round to 2 decimals) the critical value t is your conclusion? than the critical ve, we dol don't) Since the test statistic is (greaterless) ough evidence to conclude that the failure rates are not all the same.

Q: 3 -4- -0- 4. 2.

A:

Q: 3y² - 2y-1 (-)-5y²- 2y +6

A:

Q: 2) 36³x=¹

A:

Q: 4root2*4root2

A:

Q: +–3m+–9m+4+5+–10m

A: The expression is given as 1+–3m+–9m+4+5+–10m. Simplifying the given expression. 1+–3m+–9m+4+5+–10m…

Q: 4. Expand and simplify (2x + 3)*

A: We have to expand and simplify the following expression: . We will apply the binomial theorem to…

Q: Expand (a −b)4

A:

Q: d. 1 3a+18 = 1 - 8 a+6

A:

Q: (n + 4)3 =

A: Given query is to expand (n+4)3

Q: limx→- f(x) limo+ f(x) limx→ = = =

A:

Q: 18(9+7)+3

A: 18(9+7)+3

Q: 4 10

A: Given: The figure,

Q: limx→2 f(x) = lim, ¹x→−1+ f(x) =

A: Given graph of the function fx is   1. Find :  limx→2 fx. 2. Find :limx→-1+ fx.

Q: 3 power 3

A:

Q: 3(m – 5) + m

A: 3(m-5)+m=0 3m-15+m=0 add both side 15 we get 2m=15