PSYC 210 Lecture Notes - Missing Data, Frequency Distribution, Histogram

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13 Jan 2022

School

Simon Fraser University

Department

Psychology

Course

PSYC 210

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Lecture 2 : displaying and describing data, part 1. Aim of data analysis is to summarize and organize data. Relative frequency: gives us the proportion of participants in our sample who obtained a particular value. (fr = f / n) Percentage frequency: gives the percentage of participants who obtained a particular value. Cumulative frequency: denotes the number of participants who scored at or below (lesser) a particular value. Cumulative relative frequency: it denotes the proportion of participants who scored at or below a particular value. Cumulative percentage frequency: it denotes the percentage of participants who scored at or below a particular value. The grouped frequency distribution: it is that the researcher must choose intervals such that values of the intervals are not overlapping and such that the intervals make practical sense given the data. How to transfer from frequency distribution table to histogram.

Related Questions

3. Research participants are randomly assigned to different groups in an experiment in order to a increase chances that participants are representative of people in general b. minimize chances that participants in any group know each other. o minimize any differences between groups of participants. d increase chances that the different groups have the same number of participants.

salmondonkey355

Sherif (1936) asked groups of participants to estimate the distance moved by a point of light. He found that:

Select one: a.

as the study progressed, the participants’ estimates began to converge with each

other.

as the study progressed, the participants’ estimates began to diverge from each other.

participants were more accurate when they were alone than when they were in groups.

participants were more accurate in groups than when they were alone.

lilacplatypus678

In Sawyer and colleagues (2012) study, Latina participants anticipated interacting with a same-sex White peer who either held prejudiced attitudes toward Latinx people or did not hold prejudiced attitudes toward Latinx people. Which of the following best represents the findings

Select one: a.

participants had decreased blood pressure PRIOR to interacting with the peer that was prejudiced against Latinx people

participants had decreased blood pressure AFTER having a positive interaction with a peer that was prejudiced against Latinx people

participants had increased blood pressure AFTER having a negative interaction with a peer that was prejudiced against Latinx people

participants had increased blood pressure PRIOR to interacting with a peer that was prejudiced against Latinx people

lilacplatypus678

PSYC 210 Lecture Notes - Missing Data, Frequency Distribution, Histogram

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