Five hundred consumers are surveyed about a new brand of snack food, Crunchicles. Their age groups and preferences are given in the table. 18- 25- 35- 55 and Total 24 34 55 over Liked 12 18 20 28 78 Crunchicles Disliked Crunchicles 30 35 40 132 237 17 20 70 80 No Preference 11 137 185 Total 53 297 500 One consumer from the survey is selected at random. Leave all answers in a reduced fraction. a. What is the probability that the consumer is 18-24 years of age, given that he/she dislikes Crunchicles?

Organ Donors USA Today provided information about a survey of 5100 adult Internet users. Of the respondents, 2346 said they are willing to donate organs after death. In this survey conducted for Donate Life America, 100 adults were surveyed in each state and the District of Columbia, and results were weighted to account for the different state population sizes.  a. What percentage of respondents said that they are willing to donate organs after death? b. Based on the poll results, what is the probability of randomly selecting an adult who is willing to donate organs after death? c. What term is used to describe the sampling method of randomly selecting 100 adults from each state and the District of Columbia?

The following table shows the results of a survey of 500 authors by a publishing company. Established Authors New Authors Total 160 340 Total 500 Compute the relative frequency of the given event if an author as specified is chosen at random. A successful author is established. Successful Unsuccessful 35 70 105 125 270 395

The accompanying table describes results from groups of 8 births from 8 different sets of parents. The random variable x represents the number of girls among 8 children. Complete parts (a) through (d) below. E Click the icon to view the table. a. Find the probability of getting exactly 6 girls in 8 births. (Type an integer or a decimal. Do not round.) b. Find the probability of getting 6 or more girls in 8 births. (Type an integer or a decimal. Do not round.) c. Which probability is relevant for determining whether 6 is a significantly high number of girls in 8 births: the result from part (a) or part (b)? O A. The result from part b, since it is the probability of the given or more extreme result. O B. The result from part a, since it less than the probability of the given or more extreme result. O C. The result from part b, since it is the complement of the result of part a. O D. The result from part a, since it is the exact probability being asked. d. Is 6 a significantly high…

The following table shows the results of a survey of 200 authors by a publishing company. New Authors Established Authors Total 66 134 Total 200 Compute the relative frequency of the given event if an author as specified is chosen at random. An author is a new author. Successful Unsuccessful 12 28 40 54 106 160

Out of 2500 light bulbs that were tested, 135 were defective. Based on this information calculate the following probabilities. Enter your answers as a reduced fraction using / for the fraction bar. P(defective) = Answer     P(not defective) = Answer S

A tube of listerine tartar control toothpaste 4.2 ounces. As people use the toothpaste the amount remaining in any tube is random. Assume the amount of toothpaste remaining in the tube follows a uniform distribution. What is the probability that there is more than 1.5 ounces remaining in the tube?

A random sample of 1700 Texas government employees were selected for a study on race. The table below shows the results of the survey. Outcome White The racial distribution for the state of Texas is shown in the second column below. Fill in the expected frequencies. (Round to the nearest whole number). Hispanic Black Observed Frequencies of Race from the Sample Outcome Observed Frequency White 697 Hispanic 714 Other Black Other 136 153 Frequencies of Race Expected Percent 37 41 10 12 Expected Frequency

Five hundred consumers were surveyed about a new brand of snack food, Crunchicles. Their age groups and preferences are given in the table. Liked Crunchicles Disliked Crunchicles No Preference Total 18- 24 6 66 25- 35- 34 55 14 45 1 16 3 41 58 6 108 88 54 55 and over 120 84 250 Total 46 66 245 189 500 One consumer from the survey is selected at random. Use reduced fractions for your responses to each of the following questions. What is the probability that the consumer is 18-24 years of age, given that he/she dislikes Crunchicles? If the selected consumer is 70 years old, what is the probability that he/she likes Crunchicles? What is the probability that the selected consumer dislikes Crunchicles? What is the probability that the selected consumer is 35-55 years old or likes Crunchicles?