The distribution of cholesterol levels in teenage boys is approximately normal with u = 170 and o = 30 (Source: U.S.National Center for Health Statistics). Levels above 200 warrant attention. Find the probability that a teenage boy has a cholesterol level greater than 200. O 0.3419 O 0.2202 O 0.8413 O 0.1487 O 0.1587 O 0.2138

Q: can I have h?

A: h). n = 81     p = 0.10

Q: E1 Q21

A:

Q: B find value for x for AB = 32 and CD=68

A:

Q: 4. w/- 4. 2.

A: Given:

Q: r A D C

A: We have given a diagram;

Q: F C.

A:

Q: Find /(a + 3)(æ – 6)dæ

A: We have to evaluate,

Q: t(r) dr

A:

Q: 7. Solve for the unknown in each triangle. a) b) A D 21 37° 9 cm 46⁰ 26 с E 53⁰ a F B

A: Given problems:-

Q: LOWEST SCORE FOR  b c d

A: From the given information, Mean (µ) = 73 Standard deviation (σ) = 7 Grades are assigned such that…

Q: W X Y Exs. 4, 5

A: Given: mXW⏜=60, mWZ⏜=70, and mZY⏜=70.

Q: D A P32 B C

A:

Q: find c and d.

A: c)The given function is,

Q: S=P+Prt for r

A: The equation is given by,

Q: asked for answers for D,E , F

A: Let us first find the singular values.

Q: What is the value of r?

A: Calculated values :  N1 = 200  dN1/dt = 100    N2 = 400  dN2/dt = 160

Q: Find  p and  q for n = 170 and X = 35.

A:

Q: Chantelle’s score on an IQ test, expressed as a z score, is 0. What was her score? (M = 100, s = 15)

A: It is known that the mean is 100 and standard deviation is 15. Chantelle’s score on an IQ test,…

Q: Find |v| given that v = ⟨10 lbs, −4 lbs⟩.

A: The objective of the question is to find the magnitude of the vector v. The vector v is given in…

Q: AB 20

A: From the figure, we can see that triangle AXB and triangle AXC are congruent. If they are congruent…

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.