Font Paragraph Styles 6) A psychologist is interested in the spending habits of

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Font Paragraph Styles 6) A psychologist is interested in the spending habits of individuals addicted to gambling. The psychologist randomly selects 50 individuals from a pool of known gamblers and assesses the proportion of their income spent i on any form of gambling activity. In this scenario, the entire group of all possible gamblers is an example of a: a statstic b. parameter c. sample 7) In the above scenario, the group of S0 randomly selected gamblers is an example of a a. statstic b. parameter c. sample d. population Chapter 2: Frequency Distributions For Questions 8 and 9 use the following frequency table. 8) What is the total frequency of scores for this distribution? a 5 b. 13 c. 39 d. 3 9.) In this distribution of scores, how many individuals had a score of X -32 a. 1 b. 2 d. 4 10.) Which frequency distribution graph is most appropriate for scores measured on an interval scale? a histogram b.polygon c. bar graph d, both answers and b Chapter 3: Central Tendency 11.) In which situations) would you NOT use the mean as the best measure of central tendency? a when using interval scales of measuarement b, when all values in a distribution are able to determined 8 of 3825 words

Explanation / Answer

Question 6:

Here x is the total population of all the gamblers whose proportion of income spent on gambling activity is assesssed, therefore this is an example of a population

Therefore d is the correct answer here.

Question 7:

Here we are taking only a small part of the population whose statistics we use to get the estimate of the parameter. Therefore c) sample is the correct answer here.

Question 8:

Total frequency here is computed as: = 3 +1 + 4 + 3 + 2 = 13

Therefore b) 13 is the required answer here.

Question 9:

The frequency for X = 3 here is 4

Therefore d) is the correct answer here.

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