failurewithasmile

21 Questions
14 Answers

0

2437

2

+117

The following table shows the relationship between students who...

The following table shows the relationship between students who enroll in advanced Algebra and Chemistry in a particular high school. From a sample of 40 students it is found that 17 are enrolled in Algebra, 12 are enrolled in Chemistry, and six are enrolled read more ..

failurewithasmile Apr 15, 2017

0

2199

1

+117

Two cards are drawn from a standard deck of cards...

Two cards are drawn from a standard deck of cards.
Part A: If they are drawn with replacement, what is the probability that both cards are 2s?
Part B: If they are drawn without replacement, what is the probability that the first card is a club and read more ..

failurewithasmile Apr 15, 2017

0

1931

1

+117

In a city school of 900 students...

In a city school of 900 students, 30% of the students are on the honor roll, 70% have a part-time job, and 25% are on the honor roll and have a part-time job. What is the probability (rounded to the nearest whole percent) that a randomly selected student read more ..

failurewithasmile Apr 15, 2017

0

2916

1

+117

Help on two-way frequency table...

A two-way frequency table is shown below that displays the relationship between age and preferred vacation destination. We took a sample of 100 people and recorded the following results:

read more ..

failurewithasmile Apr 15, 2017

0

863

3

+117

Two cards are drawn...

Two cards are drawn without replacement from a standard deck of 52 cards. What is the probability that one of the cards is a 7 and the other is a 3, and are these events independent?
4/663; no, they are dependent events
1/16 ;read more ..

failurewithasmile Apr 15, 2017

0

1603

3

+117

At an amusement park, the probability that a child eats...

At an amusement park, the probability that a child eats a hot dog and drinks a soda pop is 0.48. The probability that a child eats a hot dog is 0.59, and the probability that a child drinks soda pop is 0.88. What is the probability (rounded to the nearest read more ..

failurewithasmile Apr 15, 2017

0

2805

3

+117

From a sample of 88 adults...

Complete the two-way frequency table below, which shows the relationship between an adults' gender and whether these adults buy a truck or a car for their first new vehicle. From a sample of 88 adults, the following data are collected:

read more ..

failurewithasmile Apr 15, 2017

0

2029

1

+117

A manufacturer produces soda cans...

A manufacturer produces soda cans and a quality control worker randomly selects two cans from the assembly line for testing. Past statistics show that 14% of the cans are defective. What is the probability that the two selected cans are defective if the read more ..

failurewithasmile Apr 15, 2017

0

2704

1

+117

A recent survey...

A recent survey by the American Cancer Society has shown that the probability that someone is a smoker is P(S) = 0.39. It has also determined that the probability that someone has lung cancer, given that he or she is a smoker is P(LC|S) = 0.205. What is read more ..

failurewithasmile Apr 15, 2017

0

3168

2

+117

Complete the two-way frequency table...

Complete the two-way frequency table below, which shows the relationship between a person's gender and whether he or she wears his or her favorite sports team's jersey to sporting events. From a sample of 70 people entering a sports venue, it is found that read more ..

failurewithasmile Apr 15, 2017

0

1269

1

+117

A geometric sequence is defined by the equation an = (3)3 − n.

A geometric sequence is defined by the equation an = (3)3 − n.
Part A: What are the first three terms of the sequence?
Part B: What is the value of r?
Part C: What is the value of a11?

failurewithasmile Apr 14, 2017