06/13/23

Resounding: Verb or Adjective?
Is the statement below properly written or grammatically correct? Resounding a musical treasure.In this usage of "resounding" is it a verb or an adjective?
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06/13/23

How do I cite my sources using APA formatting?
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06/12/23

Find the P-value
A recent drug survey showed an increase in use of drugs and alcohol among local high school seniors as compared to the national percent. Suppose that a survey of 100 local seniors and 100 national... more
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06/11/23

Ch 5, 6, 7 Practice Test
A set of test scores are normally distributed with a mean of 69.3 and a standard deviation of 11.1 points. If the scores in the eleventh percentile and below will receive an F, what test score will... more
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06/09/23

A sector of a circle with diameter 10 feet and an angle of _ π 2 radians
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06/08/23

Calculate the 20% mean of this sample data list.
Calculate the 20% mean of this sample data list.{ 13, 20, 13, 17, 14, 20, 19, 19, 19, 21, 14 } Trimmed Mean = three decimals
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04/20/23

Given the figure that is marked with the given information. Give the reason for each key steps of the proof. Prove: ∠G ≅ ∠T
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04/03/23

Find the probability for the experiment of tossing a six-sided die twice.
The sum is even and no more than 8.
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04/01/23

statistics and probability
Suppose that an anxiety measure has a mean of 115 and variance of 256. The researcher only wants to work with 19% of the upper participants. What is the smallest average score the researcher should... more
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11/22/22

What are the values of an and b ?

An exponential function f(x)=ab^x passes through the points (0,12) and (3,96). What are the values of an and b?
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11/20/22

A sample of size 65 will be drawn from a population with mean 22 and standard deviation 15. Find the probability that will be between 21 and 25.
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11/20/22

Volume and Surface Area

The picture above is of an ice cream cone. The cone is filled with ice cream and there is a scoop of ice cream on the top (scoop not shown in picture). What is the volume of the ice cream?... more
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11/20/22

The required sample size is
An IQ test is designed so that the mean is 100 and the standard deviation is 19 for the population of normal adults. Find the sample size necessary to estimate the mean IQ score of statistics... more
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11/19/22

You cut five times from a standard deck of 52 cards. The probability of cutting one heart is?
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11/19/22

Statistics Normal Distribution
The patient recovery time from a particular surgical procedure is normally distributed with a mean of 3 days and a standard deviation of 1.5 days. Let X be the recovery time for a randomly selected... more
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11/17/22

The point (1,8) and has a slope of 3 what is the equation of the line ?
y=?
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11/17/22

Probability of Events
Determine the probabilities of the events in the following (Hint: Use complementary events.). Give solution rounded to the nearest hundredth. a. Getting a sum of 2 at least once on 4 rolls of a... more
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11/17/22

Given: C is the midpoint of line segment AE. C is the midpoint of line segment BD. AE is congruent to BD. Prove: AC is congruent to CD
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11/16/22

What is the probability that he or she slept for at least 8 hours last night? (Please round your final answer to 2 decimal places)
Employees from a company accepted an interview talking about their sleep last night. It is found that 80% of the employees slept for at least 8 hours last night. Among those sleeping for at least 8... more
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11/16/22

If the student is found to have earned an A grade, find the probability that he or she is a senior, that is P(D|A).
A class of introductory probability consists of 20 sophomores, 30 juniors and 50 seniors. The final grades show that 4 sophomores, 6 juniors and 10 senior received an A grade. Randomly choose a... more
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11/10/22

How to find a point dealing with ratios?
Point R is located on MN so that it splits the segment into two smaller segments, MR and RM. If the ratio of m MR to mRN is 3:4, what are the coordinates of point R? Explain your answer.
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11/06/22

what is the distance from point (-6,4) to the line y=1/3x-4
what is the distance from point (-6,4) to the line y=1/3x-4
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10/26/22

If n=17, ¯ x x ¯ (x-bar)=32, and s=3, find the margin of error at a 98% confidence level
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10/25/22

Line ℓ has equation y= – x+4. Find the distance between ℓ and the point B( – 5,0).
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10/08/22

Probability of a Red or Odd numbered marble
A jar contains 10 red marbles numbered 1 to 10 and 10 blue marbles numbered 1 to 10. A marble is drawn at random from the jar. Find the probability of the given event, please show your answers as... more
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