ancial situation. riable, and control variable. e? How many are men? How many 830 citizenship status and satisfaction der

Read the scenario below. Identify the population and sample. Then determine if the bolded value is a parameter or a statistic. Use the appropriate symbol in your answer. A 1993 survey conducted by the Richmond Times-Dispatch one week before Election Day asked voters which candidate for the state's attorney general they would vote for. 37% of the respondents said they would vote for the Democratic candidate. On Election Day, 41% actually voted for the Democratic candidate. The population is The sample is This is a scenario involving The symbol goes with 37% because 37% is a The symbol v goes with 41% because 41% is a

A survey of 800 college seniors resulted in the following crosstabulation regarding their undergraduate major and whether or not they plan to go to graduate school. What does the crosstabulation show? frequencies column percentages relative frequencies Orow percentages O overall percentages Undergraduate Major Graduate School Business Engineering Others Total 126 280 Yes No Total 70 182 252 84 208 292 TO 130 256 520 800

R A veterinarian recorded how many kittens were born in each litter. This data is summarized in the L histogram below. (Note: The last class actually represents "7 or more kittens," not just 7 kittens.) 14 12 10- 8- 6- 4 1 2 3 4 7 8 # of kittens What is the frequency of litters having at most 3 kittens? ans = Fe Ro 1 FEB 18 P. W MacBook Air 20 000 esc F5 F6 F2 F3 F4 F1 & ! @ 1 2 4 5 Q W R %24 # 3 6 2. Frequency

use the OLS approach to estinstimate relationship between maize yields and fertilizer applications given the table below; interpret your results. maize yields; 31, 36, 29, 34, 62, 60, 45, 31, 42, 48 fertilizer; 23, 25, 19, 35, 32, 54, 26, 20, 18, 23

Show work please

7. Describe the shape of your data set by looking at the histogram. In your histogram how many classes are there? What is the class width?

Net Worth. The Board of Governors of the Federal Reserve System publishes information on family net worth in the Survey of Consumer Finances. In 2010, the mean net worth of families in the United States was $498.8 thousand and the median net worth was $77.3 thousand. Which measure of center do you think is more appropriate? Explain your answer.