Each manager of a corporation was rated as being either a good, fair, or poor manager by his/her boss. The manager's educational background was also noted. The data appears below: Educational Background Manager Rating H.S. Degree Some College 9 5 2 16 College Degree 23 43 4 70 Good 39 Fair 87 Poor 34 Total 160 If we randomly selected one manager from this company, find the probability that they have an advanced (Master's or Ph.D.) degree and are a good manager. Is this event unusual? 3 19 8 30 Master's or Ph.D 4 20 20 44 Total 0.275; not unusual because the probabilty is greater than 0.05. 0.025; yes, unusual because the probability is less than 0.05. 0.2438; not unusual because the probability is greater than 0.05. 0.0909; not unusual because the probability is greater than 0.05. 0.8864; not unusual because the probability is greater than 0.05.

Q: 2 3 (25-x2) 2

A: Given:The integral is,

Q: V(3278)3 + 6230 – 12e90i

A:

Q: 1/3+2/9

A: Given 1/3 + 2/9

Q: (1-2=) dr

A:

Q: 2. V686

A:

Q: Find m2C and mZD. B. (3c - 17) (c+ 1) A

A:

Q: 5 1 1 + 2r dr

A:

Q: - (2x – 1)(4x² + 2x + 1)

A:

Q: 1 7. 27 2.

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: 18) 2x y

A:

Q: b) S 9+x

A: ∫x39+x8dx

Q: 9.2 2 15 5 3 16

A:

Q: 2(3+d-1)

A: Solve the given expression  given expression is 2(3+d-1)

Q: 5)235

A: Answer : 47

Q: 7 Find mLGBF. (4x-4)* (6x + 4)*

A:

Q: -2(5a)

A: To evaluate-2(5a)

Q: 9. (x² – 2)3

A:

Q: (n + 4)3 =

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

Q: スメ3X5

A: 2×3×5  Means multiply numbers =2×3×5=30

Q: 1 + 2n < n° for all integers n² 2

A:

Q: 7

A:

Q: (2) 4 2. 2. 2/3

A:

Q: 3. 2-1 da

A: Use the product rule to determine the derivative for the given…

Q: 24

A: Solution : find length of side

Q: ydy (1+ у)*

A: We have to find the integral.

Q: (9, -7) (3, 1). Find 吕 ロ师仁 ?

A:

Q: ) 2x+4 16

A:

Q: いーx)dx

A:

Q: 3 5.) (x+ 7x-44) ÷ (x+ 9)

A:

Q: 2. (1 + 3/2x − 1)² = 3 + √3/2x − 1

A:

Q: What is the product of 3 and 3?

A: To find the product of given irrational numbers.

Q: 4 -3 4m n 16) 22 4m n

A:

Q: 12 16 5n

A: Area of triangle= (1/2) × Base × Height

Q: Expand 2(c+ 3).

A: Distributive property states that if x,y and z are three real numbers then x(y+z)=xy+xz.