JaliayahS736327 JaliayahS736327
  • 03-11-2022
  • Mathematics
contestada

The following summarizes the number of fiction read last summers by a sample of 28 students.

The following summarizes the number of fiction read last summers by a sample of 28 students class=

Respuesta :

YanciY713118 YanciY713118
  • 03-11-2022

SOLUTION:

The mean is given by the formula;

[tex]\frac{\sum_^fx}{\sum_^x}[/tex]

We calculate this as;

[tex]\frac{2(3)+3(10)+4(15)}{3+10+15}=3.4[/tex]

Therefore, the mean is 3.4

Answer Link

Otras preguntas

what was the outcome of a siege
In the wave-mechanical model of the atom, orbitals are regions of the most probable locations of (1) protons (3) neutrons (2) positrons (4) electrons
write each power as a product of factors 2^4 4^2 9^2 8^5 5^3 7^3
How to calculate PI number?
which early civilization built towering ziggurats and kept a record in cuneiform A Mesopotamia B Indus Valley C China D Egypt
A temperature of 37°C is equivalent to a temperature of (1) 98.6 K (3) 310. K (2) 236 K (4) 371 K
In which 0.01 M solution is phenolphthalein pink? (1) CH3OH(aq) (3) CH3COOH(aq) (2) Ca(OH)2(aq) (4) HNO3(aq)
A temperature of 37°C is equivalent to a temperature of (1) 98.6 K (3) 310. K (2) 236 K (4) 371 K
Given the reaction at equilibrium: N2(g) + 3H2(g) -->2NH3(g) + 91.8 kJ What occurs when the concentration of H2(g) is increased? (1) The rate of the forward
The total cost of water heater including a 7% sales tax is 524.30 what is the cost of the water heater without the tax