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SOVA2 [1]
3 years ago
10

News cameras take an overhead picture of a part of a crowd at an outdoor event. Journalists then count the number of people in t

he picture and use the sample to estimate the total number of people in the crowd. This process is an example of
Mathematics
2 answers:
natta225 [31]3 years ago
8 0

Answer:

D, cluster sampling

Step-by-step explanation:

aliina [53]3 years ago
4 0

Answer:

cluster system

Step-by-step explanation: For edgunity

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Which graph shows a negative acceleration?
Kitty [74]

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Third

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In the third, the rate of change is negative, and the rate of change of that is decreasing as time passes.

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Aleonysh [2.5K]

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The following data points represent the number of players on the Russian Bears volleyball team that were injured in each match t
zvonat [6]

Answer:

its 0=0 1=3 and 2=3

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3 years ago
If a statistic used to estimate a parameter is such that the mean of its sampling distribution is equal to the actual value of t
zimovet [89]
I think the correct answer from the choices listed above is the third option. <span>If a statistic used to estimate a parameter is such that the mean of its sampling distribution is equal to the actual value of the parameter, then it is a biased estimator. Hope this answers the question.
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6 0
3 years ago
A person's resting heart rate is typically between 60 and 100 beats per minute. Noah looks at his watch, and counts 8 heartbeats
Pavlova-9 [17]

Answer:

No, his heartbeat is 48 beats per minute (12 beats below the minimum beats per minute of a typical person's heartbeat (60 beats)).

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Every 10 seconds, Noah's heart beats 8 times.

Therefore, every 1 minute, his heart beats 48 times.

Noah's heartbeat is below a typical person's resting heart rate.

4 0
3 years ago
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