5,341 Answered Questions for the topic probability

05/21/22

 Mr. Santos, a garment store owner, claimed that the brand of sweatpants his customers prefer is Brand A compared to Brand B. He conducted a survey of 100 customers.

Direction: In the following problem, (a) state the null and alternative hypothesis, (b) select and compute the test statistic, (c) determine the critical value and the rejection region, and (d)... more
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05/21/22

Answer the following questions.
A certain "Plantita" wants to test whether some plant species are more salt-tolerant than others. Some key variables she might measure are the following: the amount of salt she must add to the... more
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Probability

05/20/22

you have a bag of 17 marbles four are blue 6 are green 2 are red 5 are yellow what is the probablit of drawing a green marble keeping it then drawing a yellow marble
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Probability Math Statistics Maths

05/20/22

(a) state the null and alternative hypothesis, (b) select and compute the test statistic, (c) determine the critical value and the rejection region, and (d) draw a conclusion.
Direction: In the following problem, (a) state the null and alternative hypothesis, (b) select and compute the test statistic, (c) determine the critical value and the rejection region, and (d)... more
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05/20/22

Construct a scatter plot and identify the trend of data as to form, direction and trend.

Application (Performance Task)Construct a scatter plot on the problems below and identify the trend of the data as to form, direction and trend.1. A doctor collected data on how many hours children... more
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Probability

05/19/22

What is the probability of this happening ?
A cooler contains fourteen bottles of sports drink: 4 lemon lime flavored, 5 orange flavored, and 5 fruit punch flavored. You randomly grab a bottle. Then you return the bottle to the cooler, mix... more
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05/19/22

Solve the following.

Compute the value of the test statistic for each test using the given information.1. Testing Ho: p = 0.48 vs Ha: p <0.48 at a = 0.10, n = 540, p = 0.582. Testing Ho: p = 0.94 vs Ha: p > 0.94... more
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Probability

05/19/22

Which of the following statement is FALSE about the sample space of the specified experiment?

A. Rolling a die once: S = {1,2,3,4,5,6}B. Answering a True or False item: S = {True , False}C. Tossing two fair coins once: S = {HH, HT, TH, TT}D. Drawing a Jack from a standard deck of playing... more
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Probability

05/19/22

Which of the following is an event in rolling a die once?

A. E1 = {1, 4, 7}B. E2 = {2, 3, 5}C. E3 = {0, 2, 4, 6}D. E4 = {1, 4, 9, 16}
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Probability

05/19/22

VERY EASY PROBABILITY QUESTION IN THE DESCRIPTION.

In a bag. there are 3 white balls. 2 brown balls and 4 gray balls. How many possible outcomes when one ball is chosen randomly from the bag?A. 3 B.5 C.7 D.9
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Probability

05/19/22

VERY EASY PROBABILITY QUESTION IN THE DESCRIPTION.

In a bag. there are 3 white balls. 2 brown balls and 4 gray balls. How many possible outcomes when one ball is chosen randomly from the bag?A. 3 B.5 C.7 D.9
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Probability Statistics

05/18/22

Indicated probability

A building has 3 parking stalls in front. Find the different number of ways that two different cars can park in the stall.
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Probability Statistics

05/18/22

Indicated probability

Two dice are rolled. What is the probability that the sum of the two numbers on the dice will be three
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Probability

05/18/22

Suppose you toss 4 coins. What is the probability of getting 0 heads?
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Probability

05/18/22

probability questions
a spinner has five equal sectors red yellow green blue and violet what is the probability of not landing on the green sector
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Probability Math Statistics Maths

05/17/22

(a) state the null and alternative hypothesis, (b) select and compute the test statistic, (c) determine the critical value and the rejection region, and (d) draw a conclusion.
Direction: In the following problem, (a) state the null and alternative hypothesis, (b) select and compute the test statistic, (c) determine the critical value and the rejection region, and (d)... more
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Probability Math

05/16/22

What is the approximate probability that Cody chose to get home from work by bus, given that he arrived home after 7 p.m.?
Suppose that Cody can choose to get home from work by car or bus.  When he chooses to get home by car, he arrives home after 7 p.m. 9 percent of the time. When he chooses to get home by bus, he... more
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Probability

05/16/22

What is the probability that exactly 4 people will be infected by the flu?
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Probability

05/16/22

Probability word problems
A school survey reported that 80% of students have cell phones, 45% have part time jobs, and 30% have both a cell phone and a part time job. If a student is chosen at random, what is the... more
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Probability Math

05/15/22

Combination, permutation

Four letter are to be selected from the word COMBINATION. Find the number of ways of choosing the letter if the letter N must be selected.There are two O, two I, two N.. Please explain how the... more
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Probability

05/15/22

Five hundred high school students were surveyed and asked their favorite core subject. The following table displays the results.
English SocialStudies Math Science Total9th Grade 20 30 10 20 80 10th Grade 25 40 30 30 12511th Grade 15 20 40 25 10012th... more
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Probability

05/14/22

Probability help
The table below shows the number of deaths in the U.S. in a year due to a variety of causes. For these questions, assume these values are not changing from year to year, and that the population of... more
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Probability

05/13/22

Are ordering a pizza and going to bed late independent events?
Let Events A & B be described as follows:  P(A) = ordering a pizza P(B) = going to bed late  The probability that a person will order a pizza is 48% and the probability of going to bed late is... more
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Probability Risk Management

05/13/22

The first prize for a raffle is P500,000 (0.001) and the second prize is P250,000 (0.003). What is a fair price to pay for a single ticket in this raffle?
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Probability Mathematics

05/10/22

Find the probability that a number less than 4 on a 12 sided dice turns up on exactly 3 out of 6 tosses
"Suppose that a die is made by marking the faces of a dodecahedron with the numbers 1-12. What is the probability that on exactly 3 out of 6 tosses a number less than 4 shows up?
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