Answer:

And we have a sample size of n =81. We want to estimate the standard error of the sampling distribution
and for this case we know that the distribution is given by:

And the standard error would be:

And replacing we got:

Step-by-step explanation:
For this case we know the population deviation given by:

And we have a sample size of n =81. We want to estimate the standard error of the sampling distribution
and for this case we know that the distribution is given by:

And the standard error would be:

And replacing we got:

The contrapositive statement are:
- If the lake is frozen, then it isn't cold.
- If Solomon is happy, then he isn't healthy.
- If Tigist does not take a walk, then it will not rain
<h3>What is the
converse statement?</h3>
The converse statement are:
- If the late is frozen, then it is cold.
- If Solomon is happy, then he is healthy.
- If Tigist Tigist does not take a walk, then it will rain.
Note that the converse of a statement is created by the act of switching the hypothesis given and also the conclusion.
Therefore, The contrapositive statement are
- If the lake is frozen, then it isn't cold.
- If Solomon is happy, then he isn't healthy.
- If Tigist does not take a walk, then it will not rain
Learn more about contrapositive statement from
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Answer:
Which real-world situation involves division with a negative number?
splitting a $22.5 million company debt evenly among 2.4 million shareholders
converting 29.21 centimeters to inches by dividing by 2.54
calculating how much a 6.3 inch plant grew each day, on average
calculating the price of one pound of bananas if 3.9 pounds costs $2.34
Step-by-step explanation:
Answer:
salt does she need for her recipe.
Step-by-step explanation:
As per the statement:
For her recipe:
She needs =
of a cup of sugar.
It is also given that: 1/8 as much salt as sugar.
⇒ She needs salt for her recipe = 
Therefore,
salt does she need for her recipe.