Answer:
27,81, 243
Step-by-step explanation:
Answer:


Step-by-step explanation:
For this exercise it is important to remember that "Times as great as" indicates multiplication.
Therefore, "4 times as great as" can be expressed as following:

So, the statement "24 is 4 times as great as" indicates that 24 is equal to
.
Knowing this, you can write the following equation:

In order to solve for "k", you can divide both sides of the equation by 4. Then, you get the following result:

Answer:
0.1131 = 11.31% probability that a randomly selected stock will close up $0.75 or more.
Step-by-step explanation:
Normal Probability Distribution:
Problems of normal distributions can be solved using the z-score formula.
In a set with mean
and standard deviation
, the z-score of a measure X is given by:

The Z-score measures how many standard deviations the measure is from the mean. After finding the Z-score, we look at the z-score table and find the p-value associated with this z-score. This p-value is the probability that the value of the measure is smaller than X, that is, the percentile of X. Subtracting 1 by the p-value, we get the probability that the value of the measure is greater than X.
Normally distributed with a mean of $0.35 and a standard deviation of $0.33.
This means that
.
What is the probability that a randomly selected stock will close up $0.75 or more?
This is 1 subtracted by the p-value of Z when X = 0.75. So



has a p-value of 0.8869.
1 - 0.8869 = 0.1131
0.1131 = 11.31% probability that a randomly selected stock will close up $0.75 or more.
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