Duplicate of Bluman Statistics Ch. 4 Review

Question 1

Bookcase has 2 statistics books and 4 biology. Prob. of picking two statistics if not replaced?

Accepted Answer

1/15

Question 2

A car dealer is arranging his show floor. How many ways to park four cars in row from six cars?

Accepted Answer

360

Question 3

Number of engineering graduates by sex and field is given. Find P(male or biomedical).

Accepted Answer

0.857

Question 4

At a university, 45.3% of students are men. What is probability of randomly selecting a woman?

Accepted Answer

54.7%

Question 5

A coin is tossed 6 times. Find probability that all 6 are tails.

Accepted Answer

1/64

Question 6

What is the set of all possible outcomes of a probability experiment?

Accepted Answer

the sample space

Question 7

Have 6 boxes regular soda and 6 boxes diet. How many different ways to choose two boxes each?

Accepted Answer

225

Question 8

A process has a first step with 5 choices, a second w/ 7, and a third w/ 4. How many possible?

Accepted Answer

140

Question 9

A club sold t-shirts. Find the probability of randomly selecting student who sold less than 6.

Accepted Answer

0.4333

Question 10

Letters A,B,C,D,E, and F used in a five-digit code, how many different codes if no repetitions?

Accepted Answer

720

Question 11

Same data set. Find P(female given electrical)

Accepted Answer

1/5

Question 12

If a sportscaster makes an educated guess as to how well a team will do, he is using:

Accepted Answer

subjective probability

Question 13

Box has 6 red balls, 5 black, and 3 white. Prob. of drawing black, then red if not replaced.

Accepted Answer

0.165

Question 14

Find the probability of getting a number greater than or equal to 5 when a die is rolled.

Accepted Answer

1/3

Question 15

If a single card is drawn from a deck, what is probability of drawing a face card or an ace?

Accepted Answer

4/13

Questions 15