What proportions of population is less in centimeters

Reference no: EM13118496

Heights Of 10-year old boys, Weve established that heights of 10-year old boys vary according to Normal distribution with =138 centimeters and = 7 centimeters

(a) What proportions of this population is less than 150 centimeters tall?

(b) What proportion is less than 140 centimeters in height?

Problem 2: Determine if the distribution of age is close to a Normal distribution using SPSS.

Reference no: EM13118496

Questions Cloud

How much weaker in active acidity : How many mls of 0.1 M NaOH would be needed to neutralize completely 250 ml of the 0.2M HA solution?

Probability - independence of two events : Probability - independence of 2 events. Prove that if A and B are independent events in a probability space, then the events A^c and B^c are also independent.

Determining total revenue : The length of a rectangular swimming pool is 2x - 1 meters, and the width is x + 2 meters. Write a polynomial A(x) that represents the area. Find A(5).

What will the partial pressure of carbon monoxide : The running engine of an automobile preoduces carbon monoxide Co, a toxic gas at the rate is of about 0.117 mol CO per minute. A car is left idling in a poorly ventilated garage that is 6.0m long 4.0m wide and 2.2 m hight and 20.0 C.

What proportions of population is less in centimeters : Heights Of 10-year old boys, Weve established that heights of 10-year old boys vary according to Normal distribution with =138 centimeters and = 7 centimeters. What proportion is between 150 and 140 centimeters

Factoring out greatest common factor : Rewrite this formula by factoring out the greatest common factor on the right-hand side. Find A if $8300 is invested for 3 years at a simple interest rate of 15%.

After the contestant chooses a curtain find probability : In a game show, a contestant is given a choice of 3 curtains. Behind one curtain is a prize, but the other two curtains conceal a sign saying "Sorry, you lose!"

Determine the rate constant : The reaction 2NOCl(g) → 2NO(g) + Cl2 (g) has an activation energy of 100.0 kJ/mol and a rate constant at 400.0 K of 8.5 x 10-6 mol-1 L s-1. Determine the rate constant at 450 K.

Why is it important to only use a small amount of specimen : Other than bacteria, what other kinds of microorganisms might you see in the negative smear of the mouth?

User Account

All Pages