In a recent poll, a random sample of adults in some country (18 years and older) was asked, "When you see an ad emphasizing that a product is "Made in our country," are you more likely to buy it, less likely to buy it, or neither more nor less likely to buy it?" The results of the survey, by age group, are presented in the following contingency table. Complete parts (a) through (c). Purchase likelihood 18-34 35-44 45-54 55 + Total More likely 223 300 392 402 1317 Less likely 29 25 14 74 Neither more nor less likely 287 207 156 116 766 Total 539 513 573 532 2157

A report on Americans' opinions about long-term investments included data from a poll of 1,010 adults. The responses to the question "What do you think is the best long-term investment?" are summarized in the given relative frequency distribution. Response Real Estate Stocks & Mutual Funds Gold Savings Bonds Other Relative Frequency 0.30 0.25 0.20 0.15 0.10 Relative Frequency 0.05 0.00 0.32 0.21 0.19 (a) Use this information to construct a bar chart for the response data. CHOICE A 0.17 0.08 0.03 Funds Best Long-Term Investment CHOICE B (b) Write a few sentences on how people responded to the question posed. 0.20 0.15 0.15 ko. Lul M. ha. 0.10 0.10 0.05 0.05 Real Stocks & Gold Savings Boads Other Real Stocks & Gold Savings Boads Other Real Stocks & Gold Savings Bonds Other Real Stocks & Gold Savings Boads Other Estate Mutual Estate Mutual Estate Mutual Estate Mutual Funds Funds Best Long-Term Investment Best Long-Term Investment O 0.30 0.25 0.00 Ⓒ CHOICE C % of respondents answered that…

Suppose a random sample of 800 athletes from the college are asked what their major is. The table below shows the results of the survey. Observed Frequencies of Majors from the Sample Observed Frequency Outcome Math/Science 256 Arts & Humanities 190 Business & Economics 153 Other 201 The distribution of majors at the college is shown in the second column of the table below. Fill in the expected frequencies. (Round to the nearest whole number). Frequencies of Majors at the College Expected Percent Outcome Expected Frequency Math/Science 18 Arts & Humanities 29 Business & Economics 25

Thirty randomly selected students were asked how many self- help books they have read in the last three years. Their responses are in the following frequency table.

Video game console use: A market research company estimated the number of people in various gender and age categories who use video game consoles. The results are presented in the following frequency distribution.   Gender andAge Group Frequency (in millions) Males  2 - 11 12.6 Females  2 - 11 15.8 Males  12 - 17 14.8 Females  12 - 17 6.5 Males 18 - 34 15.4 Females 18 - 34 11.0 Males  35 - 49 10.7 Females  35 - 49 10.8 Males  +50 2.5 Females  +50 4.0   Construct a relative frequency distribution for each category. Round the answers to three decimal places.

Hospitals In a study of births in New York State, data were collected from four hospitals coded as follows: (1) Albany Medical Center; (1438) Bellevue Hospital Center; (66) Olean General Hospital; (413) Strong Memorial Hospital. Does it make sense to calculate the average (mean) of the numbers 1, 1438, 66, and 413?