A research group wishes to determine the number of families not eating three times a day in Metro Manila. The group used a sample for their survey and found out that during the period of study, 4 out of 10 families are not eating three times a day. Anwer the questions: What field of statistics is being illustrated in the study? The population for the study is?

CHAPTER 16 CLASSWORK 1. Find the mean for the following lists of numbers. (Round to the nearest tenth) a. Algebra quiz scores: 32, 26, 30, 19, 51, 46, 38, 39 b. Average number of defects per school: 10.6, 12.5, 11.7, 9.6, 10.3, 9.6, 10.9, 6.4, 2.3, 4.1 2. Find the mode or modes for each of the following lists of numbers a. Number of students graduating with honors: 85, 69, 72, 69, 103, 81, 98. b. Number of fifth grade students: 32, 38, 32, 36, 38, 34, 35, 30, 39 3. Find the median of following numbers. (Round to the nearest hundredth) a. 35, 33, 32, 34, 35, 34, 35, 35, 34 b. 35, 33, 34, 35, 34, 35, 35, 34

For each of the following research situations, identify the level of measurement of all variables. Also, decide which statistical applications are used: descriptive statistics (single variable), descriptive statistics (two or more variables), or inferential statistics. Remember that it is quite common for a given situation to require more than one type of application. The administration of your university is proposing a change in parking policy. You select a random sample of students and ask each one if he or she favors or opposes the change. You then use the results to estimate the support for the change in the entire student body. You ask everyone in your social research class for their highest grade in any math course and the grade on a recent statistics test. You compare the two sets of scores to see if there is any relationship. Your aunt is running for mayor and hires you to question a sample of voters about their concerns. Specifically, she wants a profile of voters that will…

A governmental agency computed the proportion of violent crimes in the United States in a particular year falling into each of four olo categories. A simple random sample of 550 violent crimes committed in California during that year were categorized in the same way. The following table presents the results. U.S. California Category Proportion Frequency Murder 0.012 Forcible Rape 0.058 20 Robbery 0.360 207 Aggravated Assault 0.570 318 Send data to Excel Can you conclude that the proportions of crimes in the various categories in California differ from those in the United States as a whole? Use the 0.01 level of significance and the P-value method with the TI-84 Plus calculator. Part: 0 / 4 Part 1 of 4 (a) State the null and alternate hypotheses. Save For Later Submit Assignment Check Answer Skip Part O 2021 McGraw-Hill Education. All Rights Reserved. Terms of Use Privacy (? 5/2 Search insert 山园