Answer:
Variant b
Step-by-step explanation:
If you multiply it should be a+b but if you divided
A+b-c
Answer:
96 is a composite number. 96 = 1 x 96, 2 x 48, 3 x 32, 4 x 24, 6 x 16, or 8 x 12
Step-by-step explanation:
Answer:
The answer to this is: 24
Step-by-step explanation:
Answer:
The confidence interval is -5.3444 to 6.453 .
Step-by-step explanation:
We are given that In a survey of 458 likely voters, 254 said that they would vote "yes" on the referendum.
So, n = 458
x = 254
We will use sample proportion over here



Confidence level = 95% = 0.95
Level of significance = 1-0.95 = 0.05
z value at 0.05 significance level = 1.96
Formula of confidence interval :
to
Confidence interval :
to
Confidence interval :
to
Hence The confidence interval is -5.3444 to 6.453 .
0.35 + 0.3x > 0.45 + 0.2x
0.3x - 0.2x > 0.45 - 0.35
0.1x > 0.1
x > 1...so it is better to use B when ur talking for more then 1 minute