Answer:
a
The null hypothesis is
The alternative hypothesis is
b
The sample proportion is
Step-by-step explanation:
From the question we are told that
The sample size is n = 546
The number of people that use a laptop overnight is
The population proportion is
Generally
The null hypothesis is
The alternative hypothesis is
Gnerally the sample proportion is mathematically represented as
=>
=>
The answer it should be: 28,000
The answer to this question is a equilater triangule
Answer:
Step-by-step explanation:
first student read 120 words words per minute.
second student read 185 words per minute.
Answer:
<h2>x = 4.1 cm</h2>
Step-by-step explanation:
Use the Pythagorean theorem:
We have
Substitute:
<em>subtract 60.84 from both sides</em>