Computing the value of z if area is given

Reference no: EM1319511

Q1) Weight of foot ball players is noramlly distributed with mean of 200 pounds and standard deviation of 25 pounds. Determine the minimum weight of middle 95% of the players?

a) 196

b) 151

c) 249

d) 190

Q2) Given that Z is standard normal randam variable. Compute the value of Z if area between –Z and Z is 0.754:

a) ±1.16

b) ±1.96

c) ± 2.0

d) ±11.6

Q3) Weight of football players is normally distributed with mean of 200 pounds and standard deviation of 25 pounds. Probability of player weighing more than 241.25 pounds is:

a) 0.4505

b) 0.0495

c) 0.9505

d) 0.9010

Reference no: EM1319511

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