The true statement is as follows "No because she did not use a simple random sample".
<h3>What is random sampling?</h3>
Random sampling is the method to choose the given samples of observation to make assumptions about the population.
It is given that
Population: All tenth-grade girls
Sample: 20 intramural tennis players
The 20 intramural tennis players cannot represent all tenth-grade girls.
This is so because the selection is biased here, and it could not be used to make inferences about the overall population. then she did not use a simple random sample.
Hence, the true statement is (b)
Read more about random sampling at:
brainly.com/question/1334729
Ok so these are the first 3 hope its clear
Answer:
a 230 metera 230 metersa 230 metersa 230 metersa 230 metersa 230 meters
Answer: The manager should sell the chair for $1740.
Step-by-step explanation:
45% of 1200 Solve this to find the amount increase
0.45 * 1200 = 540 Now add this amount to find the price.
$1200 + $540 = $1740
or you could do it this way
100% + 45% = 145%
145% of 1200 =?
1.45 * 1200 = 1740