Answer:-
Given that:-
Formula :
(a)
b)
c)
d)
Probability
e)
Probability
Note [using standard Normal table.]
(1 point) Suppose z is a normally distributed random variable with u = 10.6 and o...
(1 point) Suppose x is a normally distributed random variable with 4 9.9 and o 2.9 Find each of the following probabilities: (a) P(8.8 SS 14.6) (b) P(7.6 <a < 14.1) - (c) P(8.8 SS 15.2) = (a) P(x > 7.9) = I (e) P(< 14.1)
1 point) Suppose X is a normally distributed random variable with H9 and ơ 1.3. Find each of the following probabilities: (a) P(12 < X < 15) (b) P(6.1 K X K 16.7)- (c) P(11.1 K X K 16.7)- (d) P(X 2 11.5)- (e) P(X s 16.7)-
of the random variable x. Suppose x is a normally distributed random variable with u = 34 and 0 = 4. Find a value a. P(x 2 Xo)=5 b. P(X<Xo) = .025 c. P(x>x) = 10 d. P(x > Xo) = .95 Click here to view a table of areas under the standardized normal curve. a. Xo = (Round to the nearest hundredth as needed.)
Assuming that random variable X is normally distributed with u = 120 and o =20, the P(80<X<100) is 0.0228 0.0446 0.1359 0.1587
Assume the random variable x is normally distributed with mean u 84 and standard deviation o 5. Find the indicated probability. P(x< 81) P(x <81)(Round to four decimal places as needed.)
2. Suppose X is a normally distributed random variable with a mean of 85 and a standard deviation of 5. Obtain the following probabilities. (a) P(80 < X < 86.5). [2 marks] (b) P(X> 76). [2 marks] (c) P(X< 87.8). [3 marks] (d) Find b such that P(X<b) = 0.7704 [3 marks]
Suppose x is a normally distributed random variable with muequals12 and sigmaequals2. Find each of the following probabilities. a. P(xgreater than or equals15) b. P(xless than or equals8) c. P(12.52less than or equalsxless than or equals16.74) d. P(7.6less than or equalsxless than or equals15.1)
Assume the random variable x is normally distributed with mean u = 84 and standard deviation o =5 . Find the indicated probability P(70<x79) =
Q6. Given that X is a random variable that is normally distributed with u = 30 and 0 = 4. Determine the following: a. P (30<x<35) b. P (x > 21) c. P(x < 40)
(1 point) Suppose that random variable X is uniformly distributed between 5 and 25. Draw a graph of the density function, and then use it to help find the following probabilities: A. P(X > 25) = B. P(X < 15.5) = C. P(7 < X < 20) = D. P(13 < X < 28) =