So the answer would be 84,000. hope that helped
Answer:
b. Invalid, because the sample may not be representative of the population.
Step-by-step explanation:
A sample of around 10% of the population is needed to be representative.
In this question:
We have a population of 500,000, and a sample of 10,000.
10,000/500,000 = 1/50 = 0.02 = 2% of the population, so not representative, and option b is correct.
Answer:
40
Step-by-step explanation:
The frequency column gives the number of houses in the sample, then
number of houses = 5 + 11 + 23 + 1 = 40
Ella bought 8 keychains. She spent 4 dollars on each KeyChain. Hope this helps
Answer:
<h2>x = 140, y = 80</h2>
Step-by-step explanation:
