(a) Which of these students scored above the mean? (b) Which of these students scored on the mean? (c) Which of these students scored below the mean? (d) If the mean score was = 150 with standard deviation o = 20, what was the final exam score for each student?

Q: What is the area of this figure? 20 mi 7 mi 13 mi 3 mi 7 mi 3 mi 4 mi 10 mi Write your answer using…

A:

Q: 4. Evaluate the following limit. Vr3 +9 2x2 -5x +3 if x 3,

A:

Q: Working is needed for this question.

A: Fact :- Two regions are adjacent if they share a common border.

Q: 6) Find f'(-2) for each of the following functions.

A:

Q: Do 1 and 4.

A: Given Diffrential equation is yι=3x2    →1 and solution:    y=x3+7  →2

Q: ス3 -2ンX

A:

Q: A -1 =

A: We have to find the inverse of given matrix.

Q: Please show EVERY STEP and JUSTIFY your answer.

A: Step 1:   Step 2: Step 3: Step 4:

Q: The question and answers are in the screenshot

A: Answer and explanation is given below...

Q: can you please answer number 7 and show you did the work.

A:

Q: Sketch the solution to the system of inequalities. 5х — 2у > -4 x – 2y 2 4

A: Explanation of the answer is as follows

Q: Clarify step 2

A: Given Information: Sample size n=1032Sample proportion pˆ=73%=0.73Margin of error E=3.9%=0.039

Q: The second and last question need to be answered

A: The sample size of companies, The sample mean, The standard deviation, The significance level, The…

Q: Please answer all.

A:

Q: 14. For f(x) = x' – 6x² +9x , identify the critical points and inflection points A) Critical Points:…

A: Dear student, Since you have posted two questions, as per our policy we will answer first question.…

Q: i have to explain each answer. can you help me understand each answer?

A: