03/30/21

Probability Problems
Question #4:A fair six-sided die is rolled. Find the probability of getting less than a 5.
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03/30/21

Probability Problems
Question #3:A fair six-sided die is rolled. Find the probability of getting at least a 4.
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03/30/21

Probability Problems
Question #2: A fair six-sided die is rolled. Find the probability of getting a 3.
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03/30/21

the area of the triangle is 12 square inches. the base of the triangle is 2 inches longer than the height. write an equation to help you determine the dimensions of the dimensions.
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03/30/21

Fraction problem
I read 3/4 of a book and have read 200 pages so far. How many pages does the whole book have
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03/30/21

how long in inches is the other diagonal?
Each side of a rhombus measures 18 in. If one diagonal is 22 in. long, how long in inches is the other diagonal?
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03/30/21

Which of the following increases the power of a significance test? Increase α Increase the sample size Decrease the variability of the data
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03/30/21

What are the lengths of its sides? (Enter your answers from smallest to largest.)
A right triangle has legs of lengths x and 2x − 1 and a hypotenuse of length 2x + 1. What are the lengths of its sides? (Enter your answers from smallest to largest.)
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03/30/21

Use the theorem to find RV if SV = 10  and VT = 16.
Consider the following theorem.The length of the altitude to the hypotenuse of a right triangle is the geometric mean of the lengths of the segments of the hypotenuse.Use the theorem to... more
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03/30/21

Find the height
A triangular prism has a volume of 250 cubic inches and the area base is 25 square inches. What is the height of the prism in inches?
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03/30/21

How do I find standard of error?
Suppose that the efficiency of a certain drug is 0.49. Consider the sampling distribution (sample size n= 94) for the proportion of patients cured by this drug.What is the standard error of this... more
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03/30/21

Probability of randomly selected
Fox News recently reported that the mean annual cost of auto insurance is $1000. Assume the standard deviation is $200, and the cost is normally distributed. Take a random sample of 13 auto... more
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03/29/21

mean and standard deviation
A particular fruit's weights are normally distributed, with a mean of 595 grams and a standard deviation of 29 grams.If you pick 16 fruits at random, then 3% of the time, their mean weight will be... more
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03/29/21

Stock probability
Suppose that the value of a stock varies each day from $12.22 to $45.34 with a uniform distribution.Given that the stock is greater than $17, find the probability that the stock is more than $33.... more
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03/29/21

Calculating Average
The actual volumes of quart-size jars of Hellmann's mayonnaise are uniformly distributed from 31.44 to 32.57 fluid ounces. Find the average volume of a quart-size jar of Hellmann's (in fluid... more
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03/29/21

Probability of class time
A teacher's class has a continuous uniform distribution between 49.2 mins and 55.5 mins. One class is randomly selected and its probability that the class time is longer than a certain number of... more
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03/29/21

Preliminary and Confidence Interval
If n=120 and ˆp=0.2, construct a 95% confidence interval about the population proportion. Round your answers to three decimal places.Preliminary: Is it safe to assume that n≤0.05 of all subjects in... more
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03/29/21

Which equation of a line is perpendicular to the line represented by y=7/6+4
Y=-6/7+4Y=-1/4×-6/7Y=7/6×-4Y=-7/6×+4
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03/29/21

You are performing two chemistry experiments.

The probability that both experiments are successful is 22%. If the first experiment is successful, the probability that the second experiment is also successful is 31%. What is the probability... more
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03/29/21

𝑋∼𝑁(54,8) Find the probability that 𝑥<42

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03/29/21

Angles Geometry
How many sides does a regular polygon have if each exterior angle has a measure of 3°?
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03/29/21

The y = - x - 3 transformed by a dilation with a scale factor of 2 and centered at (-4,-9). Graph the pre-image its image on the axes given below. Label the image with the equation of the line.
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03/29/21

the prize in a lucky draw contain 2 LCD tvs, 3 computer system AND 5 mountain bikes. if you are one of the prize winner what is the probability that you won a LCD tv?
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03/28/21

How many vertices are on 2 octagons and 1 triangle?
I gotta understand this
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03/28/21

statistics question
According to a poll, 80% of California adults (406 out of 506 surveyed) feel that education is one of the top issues facing California. We wish to construct a 90% confidence interval for the true... more
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