Answer:
HELP PLEASE WILL GIVE BRAINLIEST TO WHOM CAN ANSWER CORRECTLY A lawn-care specialist chooses a random sample from the yard and d
etermines the number of weeds in the sample. The results of the sample are shown in the table below.
look at attachment
Which explains whether or not this is a representative sample?
Yes, this is a representative sample because each type of weed is represented in the sample.
Yes, this is a representative sample because each type of weed is represented approximately the same number of times in the sample.
No, this is not a representative sample because each type of weed should be represented in proportion to the number of weeds actually present in the yard.
No, this is not a representative sample because each type of weed should be represented exactly the same number of times in the sample.
look at attachment
Which explains whether or not this is a representative sample?
Yes, this is a representative sample because each type of weed is represented in the sample.
Yes, this is a representative sample because each type of weed is represented approximately the same number of times in the sample.
No, this is not a representative sample because each type of weed should be represented in proportion to the number of weeds actually present in the yard.
No, this is not a representative sample because each type of weed should be represented exactly the same number of times in the sample.
2 answers:
You might be interested in
Answer:
Step-by-step explanation:
We are given the following in the question:
Population mean, μ = 108
Sample mean, = 107
Sample size, n = 110
Alpha, α = 0.02
Population standard deviation, σ = 7
Formula:
Putting all the values, we have
The test statistic is -1.50
Answer:
Step-by-step explanation: