The margin of error of a 98% confidence interval is given by

$ME=2.33\left(\sqrt{ \frac{p(1-p)}{n} }\right) \\ \\ =2.33\left(\sqrt{\frac{0.88(1-0.88)}{64}}\right) \\ \\ =2.33\left(\frac{0.1056}{64}\right)=2.33(0.0406) \\ \\ =0.0946$

5 0

3 years ago

The morning temperature is -15° by the afternoon the temperature rises by 20° right in addition expression for the afternoon tem

GrogVix [38]

Answer:

The afternoon temperature is

5°

Step-by-step explanation:

Step one:

given data

the morning temperature= -15°

the afternoon temperature rose by 20°

Required

The afternoon temperature

Step two:

Hence the afternoon temperature is given as

=-15°+20°

= 5°

8 0

2 years ago

Solve each of the following equations show its solution set on a number line |3x+4|

Hatshy [7]

Answer:

(0,4)

Step-by-step explanation:

4 0

1 year ago

Alan took a math quiz last week.hw got 6 out of 8 problems correct.What percentage did Alan get correct?

cluponka [151]

6/8 would convert to 75%

6 0

2 years ago