gabrielablue9838 gabrielablue9838

15-04-2018
Mathematics

contestada

Calculate the mean and variance of the sample data set provided below. show and explain your steps. round to the nearest tenth. 14, 16, 7, 9, 11, 13, 8, 10

Respuesta :

Аноним Аноним

15-04-2018

Mean = (14 + 16 + 7 + 9 + 11 + 13 + 8 + 10) ÷ 8 = 11

Variance =
[ (14-11)²+(16-11)²+(7-11)²+(9-11)²+(11-11)²+(13-11)²+(8-11)²+(10-11)² ]/7 = 9.71

Answer: 9.71

Answer Link

Otras preguntas

If a mass on a spring has a frequency of 11 Hz, what is its period?

The molecular weight of salt (NaCl) is 58 g/mole. The recommended daily salt intake is less than 2.3 g. The average volume of blood in human body is 6 liters. W

3. How did African Americans in the South often help Union forces?

Find the sum of this infinite geometric series where a1=0.3 and r=0.1

The probability of a basketball player making a free throw is 3/4. If the player attempts 11 free throws, what is the probability that exactly 5 are made?

Problem 3.2.14a Show that 2^2x+1 +1 is divisible by 3.

mrs. yamato is a cook. she needs to bake enough muffins to serve 350 if each pan holds 12 muffins about how many pans of muffins must she bake

4. A 1,000-kilogram satellite completes a uniform circular orbit of radius 8.0 x 10 meters asmeasured from the center of Earth. The mass of Earth is approximate

Two events are disjointed. Find P(A or B), if P(A) = 1/7 and P(B) = 3/7. 1/7 3/7 4/7 2/7

If x, y, a and b are greater than zero and x/y lessthanorequalto a/b, prove that x+a/y+b lessthanorequalto a/b