Cinderella27
Cinderella27 Cinderella27
  • 04-02-2020
  • Mathematics
contestada

Which of the following choices is the standard deviation of the sample shown
here?
19, 20, 21, 22, 23

Respuesta :

aid24 aid24
  • 04-02-2020

Answer:

Mean = (19 + 20 + 21 + 22 + 23)/5 = 105/5 = 21

x    x - mean   (x - mean)^2

19     -2                4

20     -1                1

21      0                0

22      1                1

23      2                4

              Sum = 10

Step-by-step explanation:

Answer Link

Otras preguntas

Which Roman emperor was concerned with marking the Empire's borders?
What are two types of anaerobic respiration?
Please help!!! The measure of one of two complementary angles is 6° less than one half the measure of the other find the measure of the smaller angle
If you invest money, after a certain period of time you’ll get interest. For example, if you invest $2,000 at 5% annual interest rate, in a year you will have $
Which statement does not describe conditions that led to the War of 1812? A. England still had forts in territories west of the Appalachians. B. The War H
Divide 2/4 in half , what is the answer?
3p p= 1/3 what is the answer
why is it important for a region that shares a government to have exact boundaries?
which of the following items should not be added to a compost bin
What caused the united states to enter a war thousands of miles away in europe??