Probability-normal distribution

Reference no: EM1311846

Probability based on normal distribution:

1. Kate scored in the 95th percentile rank on an exam. If 400 students took the exam, how many students scored lower than Kate?

a) 379
b) 381
c) 378
d) 380

2. Find the area under the normal distribution curve to the right of z = -1.03.

a) 0.151
b) -0.349
c) 0.349
d) 0.849

Reference no: EM1311846

Questions Cloud

What is an angular acceleration of the pulley : A shuffleboard disk is accelerated to the speed of 6.1 m/s and released. If the coefficient of kinetic friction between disk and the concrete court is 0.30, how far does the disk go before it comes to a stop? The courts are 14.5m long.

Time required by a rocketship to attain the speed of light : Assume a rocketship in deep space moves with constant acceleration equal to 9.8 m/s2, which gives the illusion of normal gravity during the flight. Estimate the time required by a rocketship to attain the speed of light and the distance travelled t..

Find out the total hours per week : The following table shows the hours per week supplied to a particular market by three individuals at various wage rates. Calculate the total hours Per week (Q T ) supplied to the market.

Government would have to do to keep the unemployment : Give reasons to elucidate what the government would have to do to keep the unemployment rate at 3 percent.

Probability-normal distribution : Find the area under the normal distribution curve to the right of z = -1.03.

Determine the average manufacturing cost per unit : Determine the average manufacturing cost per unit and What is the amount of ending finished goods inventory?

What is the angle of bright fringe in radians : A gymnast of mass 55.0 hangs from a vertical rope attached to the ceiling. You can ignore the weight of the rope and assume that the rope does not stretch. Use the value for the acceleration of gravity.

What would happen to premiums if the probabilities of house : Why does the assumption of independence of risks matter in the examples of insurance. Illustrate what would happen to premiums if the probabilities of house.

The number of units produced of each product : Classify each of the subsequent costs as either direct or indirect for each product and Classify each of the following costs as either fixed or variable with respect to the number of units produced of each product

User Account

All Pages