1.) 5.52399e-5
3.) 62 (I think)
Candy 2/11 x 7 = 14/77
So 14 students said candy were their favorite dessert. Hope this helps! :D
Answer:
20 + 11 + 5
or 36
Step-by-step explanation:
(20+11) +5
When we add or subtract you can just get rid of the parenthesis (Unless the negative is before the parenthesis)
20+11+5
When we add them together we get :
31 + 5 = 36
Answer:
And the margin of error with this one:
Step-by-step explanation:
Assuming that the parameter of interest is the sample mean . And we can estimate this parameter with a confidence interval given by this formula:
(1)
For this case the confidence interval is given by (1.9, 3.3)
Since the confidence interval is symmetrical we can estimate the sample mean with this formula:
And the margin of error with this one: