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galben [10]
3 years ago
15

if a statistic used to estimate a paramter is such that the mean of its sampling distrubution is equal to the true value of the

paramter being estimated then that statistic:
Mathematics
1 answer:
Anna [14]3 years ago
8 0

Answer:

Is unbiased estimator

Step-by-step explanation:

In statistics, Numerical characteristics derived from population data is referred to as parameter, while those derived from the sample data are called statistic. When a sample is drawn from a particular population, the statistic of such sample could be used as either a point or interval estimate of the population. However, the estimator derived from the sample in most cases isn't equal to the exact parameter value. When this happens, that is, when population parameter equals the estimate of the sample statistic, then we have an unbiased estimator.

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If you know a car travels 30 km in 20 minutes you can find its
Daniel [21]

Answer:

You can find its average speed.

Step-by-step explanation:

To find average speed you can divide distance by time which has been given.

8 0
3 years ago
kelly has $50 in her checking account. she wrote a check for $75.00 which means that she’s overdrawn by $25. if she deposits $13
Zarrin [17]

Answer:

$120.50

Step-by-step explanation:

50 - 75 = -25

135.50 - 25 = 120.50

3 0
3 years ago
PLEASE HELP! ASAP
AleksandrR [38]

Her dad = 36

Sarah = 5

After 31 years sarah = 36

And her dad = 67

Answered by Gauthmath must click thanks and mark brainliest

4 0
3 years ago
Need help with an exam question
stealth61 [152]
Take a pic with phone and it will give u answer
4 0
2 years ago
A washer and a dryer cost $585 combined. The washer costs $65 less than the dryer. What is the cost of the dryer?
Mekhanik [1.2K]
I believe the dryer costs $357.50
there's an easy way to solve this
you just divide the given price($585)
by 2 and then to one half add $65
and the answer is 65+292.5=357.5
6 0
3 years ago
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